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Star Betelgeuse - A red supergiant in the constellation Orion

One fascinating star is Betelgeuse, a red supergiant located in the constellation Orion. Here are some intriguing facts about it: 1. Size and Volume: Betelgeuse is immense—if placed at the center of our solar system, it would extend past the orbit of Mars. 2. Variability: It is a pulsating variable star, meaning its brightness changes over time; it has been observed to vary in brightness over several months. 3. Life Cycle: Betelgeuse is nearing the end of its life cycle and is expected to explode as a supernova within the next million years, a relatively short time in astrophysical terms. 4. Distance: It is located approximately 640 light-years away from Earth. 5. Cultural Significance: Betelgeuse has been significant in many cultures and is commonly referred to as the “Shoulder of the Hunter” in the constellation Orion. 6. Color Indicator: Its reddish hue signifies a cooler surface temperature compared to other stars, which gives it a distinctive appearance. Betelgeuse con...

Possibly active tectonic system on the Moon

Gravitational waves could prove the existence of the quark-gluon plasma

Sun is less active than similar stars

Musk, Bezos win NASA contracts for Moon lander

Astronomers could spot life signs orbiting long-dead stars

Astronomers could spot life signs orbiting long-dead stars

Astronomers could spot life signs orbiting long-dead stars

Astronomers capture rare images of planet-forming disks around stars

Astronomers capture rare images of planet-forming disks around stars

Study shows our sun is less active than similar stars

No blue skies for super-hot planet WASP-79b

Astronomers capture rare images of planet-forming disks around stars

NASA's Webb Telescope to unravel riddles of a stellar nursery

Astronomers could spot life signs orbiting long-dead stars

Shining a Light on Dark Matter

Alabama student names NASA's first Mars helicopter

Video: Can wormholes act like time machines?

Clearing up a supermassive (black hole) confusion

Terrible luck: The only person ever killed by a meteorite—back in 1888

China's first Mars Lander is going to be called 'Tianwen'

Switchbacks and spikes: Parker Solar Probe data consistent with 20-year-old theory

Switchbacks and spikes: Parker Solar Probe data consistent with 20-year-old theory

Future detectors to detect millions of black holes and the evolution of the universe

Astronomers capture rare images of planet-forming disks around stars

Newly discovered exoplanet dethrones former king of Kepler-88 planetary system

Newly discovered exoplanet dethrones former king of Kepler-88 planetary system

Newly discovered exoplanet dethrones former king of Kepler-88 planetary system

NASA scientists tapped to mature more rugged seismometer system to measure moonquakes

Newly discovered exoplanet dethrones former king of Kepler-88 planetary system

Mars Helicopter to Fly on NASA's Next Red Planet Rover Mission

Spitzer Telescope reveals the precise timing of a black hole dance

Asteroid 1998 OR2 to safely fly past Earth this week

Researchers identify periods in asynchronous polars

HD 38170 is a magnetic B-type star, observations suggest

4-billion-year-old nitrogen-containing organic molecules discovered in Martian meteorites

Spitzer telescope reveals the precise timing of a black hole dance

Asteroid 1998 OR2 to safely fly past Earth this week

Spitzer telescope reveals the precise timing of a black hole dance

Spitzer telescope reveals the precise timing of a black hole dance

Hubble captures breakup of comet ATLAS

Hubble captures breakup of comet ATLAS

Hubble captures breakup of comet ATLAS

TAMA300 blazes trail for improved gravitational wave astronomy

TAMA300 blazes trail for improved gravitational wave astronomy

30 Years of the Hubble Space Telescope

The weight of the universe

Study identifies the most metal-poor stars in the Omega Centauri cluster

NASA Joins the Fight Against COVID-19

New findings suggest laws of nature not as constant as previously thought

New findings suggest laws of nature not as constant as previously thought

New findings suggest laws of nature not as constant as previously thought

Swift mission tallied water from interstellar comet Borisov

Research on the International Space Station shows key changes in cultured heart cells

'Elegant' solution reveals how the universe got its structure

'Elegant' solution reveals how the universe got its structure

'Elegant' solution reveals how the universe got its structure

'Elegant' solution reveals how the universe got its structure

World's first 3-D simulations of superluminous supernovae

A universe with oligarchs: Era of reionization likely the work of the most massive, luminous galaxies

2MASS J050051.85–093054.9 is the closest extremely low-mass white dwarf, study finds

Russian cargo ship docks with space station

New high-energy-density physics research provides insights about the universe

New high-energy-density physics research provides insights about the universe

Hubble celebrates its 30th anniversary with a tapestry of blazing starbirth

Hubble celebrates its 30th anniversary with a tapestry of blazing starbirth

Hubble celebrates its 30th anniversary with a tapestry of blazing starbirth

Hubble celebrates its 30th anniversary with a tapestry of blazing starbirth

Hubble celebrates its 30th anniversary with a tapestry of blazing starbirth

An eclipsing binary millisecond pulsar discovered by FAST

Space Station Crew Snaps an Image of the Susquehanna River

Tomanowos: The meteorite that survived mega-floods and human folly

Hubble celebrates its 30th anniversary with a tapestry of blazing starbirth

Tomanowos: The meteorite that survived mega-floods and human folly

Spotting air pollution with satellites, better than ever before

Atmospheric tidal waves maintain Venus' super-rotation

Star survives close call with a black hole

Video: Mars confinement tips

Promising signs for Perseverance rover in its quest for past Martian life

Researchers use 'hot Jupiter' data to mine exoplanet chemistry

Researchers use 'hot Jupiter' data to mine exoplanet chemistry

Hungry galaxies grow fat on the flesh of their neighbors

Researchers use 'hot Jupiter' data to mine exoplanet chemistry

Researchers use 'hot Jupiter' data to mine exoplanet chemistry

Hungry galaxies grow fat on the flesh of their neighbors

Hungry galaxies grow fat on the flesh of their neighbors

Atmospheric tidal waves maintain Venus' super-rotation

Promising signs for Perseverance rover in its quest for past Martian life

Asteroid visiting Earth's neighborhood brings its own face mask

Astronomers find formula for subsurface oceans in exomoons

Supernova remnant N132D investigated in detail

The International Space Station: Keeping an eye on earth

An Otherworldly-Looking Bombetoka Bay, Madagascar

New discovery: First asteroid population from outside our solar system

The birth of a 'snowman' at the edge of the solar system

Arizona meteorite fall points researchers to source of LL chondrites

EXPRES looks to the skies of a scorching, distant planet

First-ever comprehensive geologic map of the moon

First-ever comprehensive geologic map of the moon

Engineers' 'nanocardboard' flyers could serve as Martian atmospheric probes

USGS releases first-ever comprehensive geologic map of the Moon

Hungry galaxies grow fat on the flesh of their neighbours

The Black Marble: Our Planet in Brilliant Darkness

New satellite to continue 40 years of solar measurements

Astronomers probe chemical composition of globular cluster NGC 6652

Studying our galaxy's 'water worlds'

Rotating galaxies galore: New results from ALPINE reveal what appear to be spiral galaxies in the infant universe

Studying our galaxy's 'water worlds'

Scientists lead study of galaxy's 'water worlds'

A tale of two telescopes: WFIRST and Hubble

Lyrids meteor shower reaches its peak

The Gulf Stream in Infrared

NASA's Mars 2020 Perseverance rover gets balanced

'Lucky' MESSENGER data upends long-held idea about Venus' atmosphere

'Lucky' MESSENGER data upends long-held idea about Venus' atmosphere

Exoplanet apparently disappears in latest Hubble observations

Exoplanet apparently disappears in latest Hubble observations

Exoplanet apparently disappears in latest Hubble observations

ALMA reveals unusual composition of interstellar comet 2I/Borisov

ALMA reveals unusual composition of interstellar comet 2I/Borisov

ALMA reveals unusual composition of interstellar comet 2I/Borisov

Milky Way could be catapulting stars into its outer halo

Milky Way could be catapulting stars into its outer halo

Milky Way could be catapulting stars into its outer halo

Astronomers discover planet that never was

Interstellar comet 2I/Borisov: Carbon monoxide abundance points to birth around cooler star

LIGO and Virgo detectors catch first gravitational wave from binary black hole merger with unequal masses

Interstellar comet 2I/Borisov: Carbon monoxide abundance points to birth around cooler star

Can high-power microwaves reduce the launch cost of space-bound rockets?

The Blue Marble: The View From Apollo 17

Can high-power microwaves reduce the launch cost of space-bound rockets?

ALMA reveals unusual composition of interstellar comet 2I/Borisov

ALMA reveals unusual composition of interstellar comet 2I/Borisov

Coronavirus quarantine could provide lessons for future space travel on how regular people weather isolation

Ending global plant tracking, Proba-V assigned new focus

A 'bucket full of photons' may yield clues about the Sun's magnetic fields

Image: Hubble probes colorful galaxy

Astronomers might have imaged a ringed planet around Proxima Centauri

Detached double-lined eclipsing binary detected in the star forming region NGC 2264

Giant leap for corporations? The Trump administration wants to mine resources in space, but is it legal?

Milky Way could be catapulting stars into its outer halo, astronomers say

California nebula stars in final mosaic by NASA's Spitzer

California nebula stars in final mosaic by NASA's Spitzer

NASA announces first SpaceX crewed flight for May 27

Impacts on asteroids produce regolith, erase small craters

Jessica Meir and Her Crewmates Return Safely from the Space Station

ESA helps analyze untouched Moon rocks

Video: Views of Earth from BepiColombo's flyby

Dust devils may roam hydrocarbon dunes on Saturn's moon Titan

Dust devils may roam hydrocarbon dunes on Saturn's moon Titan

Fragmentation of comet ATLAS observed on the first crowd-sourced pictures from citizen astronomers

Peer-review: Modernizing a time-intensive process

ISS crew lands in Kazakhstan after more than 200 days

New clues to predict the risks astronauts will face from space radiation on long missions

New clues to predict the risks astronauts will face from space radiation on long missions

New clues to predict the risks astronauts will face from space radiation on long missions

Scientific machine learning paves way for rapid rocket engine design

CHEOPS space telescope ready for scientific operation

CHEOPS space telescope ready for scientific operation

CHEOPS space telescope ready for scientific operation

Kepler-1649c: Earth-Size, Habitable Zone Planet Hides in Plain Sight

Earth-size, habitable-zone planet found hidden in early NASA Kepler data

Earth-size, habitable-zone planet found hidden in early NASA Kepler data

Earth-size, habitable-zone planet found hidden in early NASA Kepler data

Researchers discover a six-planet system with near 3:2 resonance

CHEOPS space telescope ready for scientific operation

CHEOPS space telescope ready for scientific operation

Astronomers investigate young stellar complexes in the galaxy UGC 11973

One step closer to touching asteroid Bennu

ESO telescope sees star dance around supermassive black hole, proves Einstein right

ESO telescope sees star dance around supermassive black hole, proves Einstein right

ESO telescope sees star dance around supermassive black hole, proves Einstein right

ESO telescope sees star dance around supermassive black hole, proves Einstein right

Very Large Telescope sees star dance around supermassive black hole, proves Einstein right

Satellite galaxies of the Milky Way help test dark matter theory

Strongest evidence yet that neutrinos explain how the universe exists

Strongest evidence yet that neutrinos explain how the universe exists

Satellite galaxies of the Milky Way help test dark matter theory

Satellite galaxies of the Milky Way help test dark matter theory

Strongest evidence yet that neutrinos explain how the universe exists

Satellite galaxies of the Milky Way help test dark matter theory

Satellite galaxies of the Milky Way help test dark matter theory

Satellite galaxies of the Milky Way help test dark matter theory

Earth-size, habitable-zone planet found hidden in early NASA Kepler data

Hubble Spots Spirals Within a Spiral

Why the solar wind is hotter than expected

Why the solar wind is hotter than expected

Long spaceflights affect astronaut brain volume

Major outburst and X-ray pulsations detected from RX J0209.6−7427

NASA's Curiosity keeps rolling as team operates rover from home

100th lunar asteroid collision confirmed by second telescope

New research helps explain why the solar wind is hotter than expected

Astronomers detect most energetic outflow from a distant quasar

Astronomers detect most energetic outflow from a distant quasar

Astronomers detect most energetic outflow from a distant quasar

Astronomers detect most energetic outflow from a distant quasar

Astronomers detect most energetic outflow from a distant quasar

Astronomers detect most energetic outflow from a distant quasar

Cosmic tempest: Astronomers detect most energetic outflow from a distant quasar

Checkpoint: OSIRIS-REx Practices Sample Collection

Image: Power glove

Methane forms under space conditions in laboratory

Methane forms under space conditions in laboratory

Time-traveling ESA team explore a virtual moon

Galactic bulge modeling sheds light on galaxy evolution

Piercing the dark birthplaces of massive stars

Piercing the dark birthplaces of massive stars

New formation theory explains the mysterious interstellar object 'Oumuamua

Piercing the dark birthplaces of massive stars

Piercing the dark birthplaces of massive stars

PUNCH mission achieves milestone

NASA missions help reveal the power of shock waves in a nova explosion

Power of shock waves in supernova explosion

Scientists discover supernova that outshines all others

Power of shock waves in supernova explosion

Scientists discover supernova that outshines all others

Technique offers path for biomanufacturing medicines during space flights

New formation theory explains the mysterious interstellar object 'Oumuamua

Seeing the light: Study finds new way novae light up the sky

Scientists discover supernova that outshines all others

New formation theory explains the mysterious interstellar object 'Oumuamua

Trump signs an executive order allowing mining the moon and asteroids

Image: Hubble spots spirals within a spiral

Flare detected from the galaxy NGC 3516

Image: Hubble spots spirals within a spiral

NASA 'Optometrists' Verify Mars Perseverance Rover's 20/20 Vision

VLASS: A survey of the radio sky

VLASS: A survey of the radio sky

Russia space chief spars with Elon Musk over launch pricing

Mars helicopter attached to NASA's Perseverance rover

After months in space, astronauts returning to changed world

Mercury-bound spacecraft buzzes Earth, beams back pictures

Piercing the dark birthplaces of massive stars with Webb

Rehearsal time for NASA's asteroid sampling spacecraft

Imagining Apollo 13 on the Lunar Surface

How did the TRAPPIST-1 planets get their water?

Help pave the way for Artemis: Send NASA your mini moon payload designs

NASA selects early-stage technology concepts for new, continued study

Doubts about basic assumption for the universe

Doubts about basic assumption for the universe

Doubts about basic assumption for the universe

No social distancing in space: New crew greeted with hugs

New images reveal fine threads of million-degree plasma woven throughout the Sun's atmosphere

In a first, NASA measures wind speed on a brown dwarf

In a first, NASA measures wind speed on a brown dwarf

In a first, NASA measures wind speed on a brown dwarf

Astronomers measure wind speed on a brown dwarf

Space station crew dock at ISS after virus-hit build up

Researchers find different evolutionary pathways for two subtypes of contact binaries

Looking for dark matter

Looking for dark matter