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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...

The 'stuff' of the universe keeps changing

Hubble fortuitously discovers a new galaxy in the cosmic neighborhood

Hubble fortuitously discovers a new galaxy in the cosmic neighborhood

Hubble fortuitously discovers a new galaxy in the cosmic neighborhood

Hubble fortuitously discovers a new galaxy in the cosmic neighborhood

Mars rover Curiosity makes first gravity-measuring traverse on the Red Planet

Mars rover Curiosity makes first gravity-measuring traverse on the Red Planet

Sodium, not heat, reveals volcanic activity on Jupiter's moon Io

Hubble Accidentally Discovers a New Galaxy

Hubble fortuitously discovers a new galaxy in the cosmic neighbourhood

Dark matter may not actually exist – and our alternative theory can be put to the test

First private spacecraft shoots for the moon

After mapping millions of galaxies, dark energy survey finishes data collection

Chinese rover finds lunar nights 'colder than expected'

Thermal testing of Solar Orbiter

Detailed maps of thousands of nearby galaxies

Detailed maps of thousands of nearby galaxies

Detailed maps of thousands of nearby galaxies

Sailing Over the Caribbean From the International Space Station

Goodbye to a beauty in the night sky

All systems go as Parker Solar Probe begins second sun orbit

P120C solid rocket motor tested for use on Vega-C

Image: Modular experiment platform on the ISS

MIT's REXIS and Bennu's watery surface

River levels tracked from space

Falcon 9, Crew Dragon Roll to Launch Pad

MaNGA data release includes detailed maps of thousands of nearby galaxies

Active galaxies point to new physics of cosmic expansion

Ultra-luminous infrared galaxy with strong ionized-gas outflow discovered

Curiosity says farewell to Mars' Vera Rubin Ridge

World's largest digital sky survey issues biggest astronomical data release ever

To catch a wave, rocket launches from top of world

Missing-link in planet evolution found

Missing-link in planet evolution found

To catch a wave, rocket launches from top of world

To catch a wave, rocket launches from top of world

To catch a wave, rocket launches from top of world

Remembering Space Shuttle Challenger

Scientists observe a new form of strange matter

Missing-link in planet evolution found

Stars shrouded in iron dust

Scientists observe a new form of strange matter

Scientists observe a new form of strange matter

Scientists observe a new form of strange matter

Three luminous blue variable candidates found in the galaxy NGC 4736

The sun in 2018

Radiation for dummies

Environmental protection in outer space?

Environmental protection in outer space?

Environmental protection in outer space?

Brain condition related to long-term spaceflights needs more attention, data

Brain condition related to long-term spaceflights needs more attention, data

At Sundance, a fresh look at man's first walk on the Moon

Where is Earth's submoon?

Where is Earth's submoon?

Where is Earth's submoon?

Study presents surprising explanation for differences in Southern and Northern Lights

Scientists explain formation of lunar dust clouds

Environmental protection in outer space

New Horizons' newest and best-yet view of Ultima Thule

Moon rock recovered by astronauts likely originated on Earth

India launches pint-sized satellite designed by students

Stellar winds, the source material for the universe, are clumpy

Stellar winds, the source material for the universe, are clumpy

How to escape a black hole: Simulations provide new clues about powerful plasma jets

Stellar winds, the source material for the universe, are clumpy

How to escape a black hole: Simulations provide new clues about powerful plasma jets

This galaxy is no match for a hungry cluster

How to escape a black hole: Simulations provide new clues about powerful plasma jets

Stellar winds, the source material for the universe, are clumpy

How to escape a black hole: Simulations provide new clues about powerful plasma jets

As clouds fall apart, a new star is born

How to escape a black hole: Simulations provide new clues about powerful plasma jets

NASA's storm-silenced rover marks 15th anniversary on Mars

Moving on the moon

Preparing astronaut lunar exploration

Making the Hubble's deepest images even deeper

Making the Hubble's deepest images even deeper

Making the Hubble's deepest images even deeper

Making the Hubble's deepest images even deeper

Making the Hubble's deepest images even deeper

Amazing images from Sunday's total lunar eclipse as observers spy impact flash

SpaceX Starhopper damaged in high winds

Stars shrouded in iron dust

New detector fails to confirm would-be evidence of dark matter

Prolonged spaceflight could weaken astronauts' immune systems

Prolonged spaceflight could weaken astronauts' immune systems

Prolonged spaceflight could weaken astronauts' immune systems

Seeing double could help resolve dispute about how fast the universe is expanding

Milky Way's neighbors pick up the pace

Seeing double could help resolve dispute about how fast the universe is expanding

Milky Way's neighbors pick up the pace

Planetary collision that formed the moon made life possible on Earth

Milky Way's neighbors pick up the pace

Seeing double could help resolve dispute about how fast the universe is expanding

Milky Way's neighbors pick up the pace

Birth of massive black holes in the early universe

Where is Earth's submoon?

Birth of massive black holes in the early universe

Seeing double could help resolve dispute about how fast the universe is expanding

Milky Way's neighbors pick up the pace

Planetary collision that formed the moon made life possible on Earth

Planetary collision that formed the moon made life possible on Earth

Birth of massive black holes in the early universe

Birth of massive black holes in the early universe

Birth of massive black holes in the early universe

Birth of massive black holes in the early universe

Birth of massive black holes in the early universe

Birth of massive black holes in the early universe revealed

Star material could be building block of life

NASA replaces astronaut on Boeing's first crew launch

Astronomers find star material could be building block of life

Shedding light on Saturn's moon Titan's mysterious atmosphere

Shedding light on Saturn's moon Titan's mysterious atmosphere

How did Uranus end up on its side? We've been finding out

Planetary scientists continue to puzzle over the mysterious slope streaks on Mars. What's causing them?

Image: Lunar building block

Scientist sheds light on Titan's mysterious atmosphere

Astronomers discover an unusual nuclear transient

DIWATA-2 successfully captures first images

Image: Lunar eclipse over Lake Maggiore

Extreme space weather can wreak havoc on Earth—these tools help warn of the dangers ahead

Blue Origin to make 10th flight test of space tourist rocket

Astronomers use split images of quasars to produce a new estimate of the Hubble constant

How hot are atoms in the shock wave of an exploding star?

How hot are atoms in the shock wave of an exploding star?

How hot are atoms in the shock wave of an exploding star?

How hot are atoms in the shock wave of an exploding star?

A fleeting moment in time: Last breath of a dying star

Astrophysicists develop technique to locate undiscovered planets, celestial bodies

Milky Way's neighbors pick up the pace

A fleeting moment in time: Last breath of a dying star

A fleeting moment in time: Last breath of a dying star

A fleeting moment in time

Revealing the black hole at the heart of the galaxy

How hot are atoms in the shock wave of an exploding star?

Mystery orbits in outermost reaches of solar system not caused by 'Planet Nine'

Mystery orbits in outermost reaches of solar system not caused by 'Planet Nine'

Europeans contemplating moon mission by 2025

2-for-1: Total lunar eclipse comes with supermoon bonus

The disintegrating exoplanet K2-22b

ExoMars software passes ESA Mars Yard driving test

New eclipsing cataclysmic variable discovered

Seeding the Milky Way with life using 'Genesis missions'

Mystery orbits in outermost reaches of solar system not caused by 'Planet Nine'

Total lunar eclipse woos sky watchers

US spy satellite launched into orbit from California

NASA and China collaborate on Moon mission

Waves in Saturn's rings give precise measurement of planet's rotation rate

Waves in Saturn's rings give precise measurement of planet's rotation rate

Waves in Saturn's rings give precise measurement of planet's rotation rate

Astronomers aren't pleased about a Russian plan to put billboards in space

Making stars when the universe was half its age

Image: Jupiter-family comet 46P Wirtanen

Japan satellite blasts into space to deliver artificial meteors

Scientists find increase in asteroid impacts on ancient Earth by studying the Moon

Scientists find increase in asteroid impacts on ancient Earth by studying the Moon

Total lunar eclipse meets supermoon Sunday night

Saturn hasn't always had rings

Saturn hasn't always had rings

Scientists find increase in asteroid impacts on ancient Earth by studying the Moon

Saturn hasn't always had rings

Big Bang query: Mapping how a mysterious liquid became all matter

Big Bang query: Mapping how a mysterious liquid became all matter

Big Bang query: Mapping how a mysterious liquid became all matter

China's moon cotton experiment ends in freezing lunar night

New paper indicates potential for primitive life on icy Barnard b super-earth planet if geothermal activity exists

How realistic are China's plans to build a research station on the Moon?

From emergence to eruption: Comprehensive model captures life of a solar flare

Pioneering infrared imager gives sharpest-ever view of stars and planet-forming discs

High-speed supernova reveals earliest moments of a dying star

High-speed supernova reveals earliest moments of a dying star

High-speed supernova reveals earliest moments of a dying star

High-speed supernova reveals earliest moments of a dying star

New study finds evidence of changing seasons, rain on Titan's north pole

Evidence of changing seasons, rain on Saturn's moon Titan's north pole

Evidence of changing seasons, rain on Saturn's moon Titan's north pole

Researchers discover black hole in our galaxy spinning rapidly around itself

New quantum structures in super-chilled helium may mirror early days of universe

Image: Parachute for planetfall

New quantum structures in super-chilled helium may mirror early days of universe

New quantum structures in super-chilled helium may mirror early days of universe

Fast, very high-energy gamma-ray flare detected from the blazar BL Lacertae

Western-led team may unlock rocky secrets of Mars

A Guided Tour of January’s Total Lunar Eclipse

Habitable planets around red dwarf stars might not get enough photons to support plant life

Comprehensive model captures entire life cycle of solar flares

Scientist anticipated "snowman" asteroid appearance

Cottoning on: Chinese seed sprouts on moon

Iran satellite in US row fails to reach orbit: state media

Russia loses control of only space telescope

New way supermassive black holes are 'fed'

New way supermassive black holes are 'fed'

New way supermassive black holes are 'fed'

The orderly chaos of black holes

Double star system flips planet-forming disk into pole position

Team discovers new way supermassive black holes are 'fed'

The orderly chaos of black holes

The orderly chaos of black holes

Double star system flips planet-forming disk into pole position

Double star system flips planet-forming disk into pole position

Double star system flips planet-forming disk into pole position

The orderly chaos of black holes

Total lunar eclipse on Jan 20-21 will be last until 2022

Space subjects that will get the world's attention in 2019 and beyond

Seeing Titan with infrared eyes

Supernova SN 2018byg triggered by a helium-shell double detonation, study finds

One day our sun will solidify into a giant crystal orb

China envisions moon base after far-side success

Iran to launch two satellites in 'coming days'

China says it exchanged data with NASA on far side of moon

Russian attempt to control orbiting radio telescope fails

Control of Russian radio telescope satellite lost

Elon Musk shows off prototype of Mars-bound rocket, Starship

SpaceX launches 10 more Iridium Communications satellites

Space weather can be trying for Arctic regions – new technique aids space weather forecasting

Steam-propelled spacecraft prototype can theoretically explore celestial objects "forever"

Interstellar objects like 'Oumuamua probably crash into the sun every 30 years

It looks like dark matter can be heated up and moved around

China's moon rover prepares for a rough ride on the dark side

India plans manned space mission by December 2021

Holy cow! Mysterious blast studied with NASA telescopes

Group of telescopes finds X-ray engine inside mysterious supernova

China broadcasts spacecraft pictures from moon's far side

Birth of a black hole or neutron star captured for first time

Birth of a black hole or neutron star captured for first time

Birth of a black hole or neutron star captured for first time

Birth of a black hole or neutron star captured for first time

Unusual supernova opens a rare window on the collapse of a star

Astronomers find signatures of a 'messy' star that made its companion go supernova

Astronomers find signatures of a 'messy' star that made its companion go supernova

New technique more precisely determines the ages of stars

Astronomers find signatures of a 'messy' star that made its companion go supernova

Do we really want a nationalistic future in space?

Cosmic telescope zooms in on the beginning of time

Cosmic telescope zooms in on the beginning of time

Cosmic telescope zooms in on the beginning of time

Video: Fifteen years imaging the Red Planet

Giant pattern discovered in the clouds of planet Venus

Giant pattern discovered in the clouds of planet Venus

Cosmic telescope zooms in on the beginning of time

A new, potentially inhabitable super-Earth

Cosmic telescope zooms in on the beginning of time

Five things to know about January's total lunar eclipse

Cosmic telescope zooms in on the beginning of time

Cygnus A: Ricocheting black hole jet discovered by Chandra

Chang'e 4: Why the moon's far side looks red in new images

What 100,000 star factories in 74 galaxies reveal about star formation

Magnetar mysteries in our galaxy and beyond

China moon rover 'Jade Rabbit' wakes from 'nap'

World-first chameleon satellite leaving native British shores

Lifting the veil on star formation in the Orion Nebula

X-ray pulse detected near event horizon as black hole devours star

The lonely giant: Milky Way-sized galaxy lacking galactic neighbors

The lonely giant: Milky Way-sized galaxy lacking galactic neighbors

X-ray pulse detected near event horizon as black hole devours star

The lonely giant: Milky Way-sized galaxy lacking galactic neighbors

Lifting the veil on star formation in the Orion Nebula

X-ray pulse detected near event horizon as black hole devours star

X-ray pulse detected near event horizon as black hole devours star

The lonely giant: Milky Way-sized galaxy lacking galactic neighbors

Lifting the veil on star formation in the Orion Nebula

Long-duration space missions have lasting effects on spinal muscles

Long-duration space missions have lasting effects on spinal muscles