Science & Astronomy

See the green comet near Mars in the night sky this week

See the green comet near Mars in the night sky this week_63e4ef695ba99.jpeg

See the green comet near Mars in the night sky this week

Space.com February 17, 2023

If you haven’t yet braved the cold winter nights to see the green comet currently in the...

Andromeda galaxy crash triggered a mass galactic migration 2 billion years ago

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Andromeda galaxy crash triggered a mass galactic migration 2 billion years ago

Space.com February 17, 2023

Astronomers have discovered new evidence that Andromeda, the galaxy next door to our own, grew by merging...

Watch green comet near Mars today with free telescope livestream

Watch green comet near Mars today with free telescope livestream_63e8e369b3249.jpeg

Watch green comet near Mars today with free telescope livestream

Space.com February 17, 2023

The green comet C/2022 E3 (ZTF) has a few more chances to wow skywatchers before it potentially...

Hubble captures dazzling star cluster that may soon disperse

Hubble captures dazzling star cluster that may soon disperse_63e8e37425347.jpeg

Hubble captures dazzling star cluster that may soon disperse

Space.com February 17, 2023

Hundreds of stars sparkle against the dark backdrop of space in a new image from the Hubble...

A total solar eclipse and a ‘ring of fire’ make 2023 special for eclipse-chasers

A total solar eclipse and a ‘ring of fire’ make 2023 special for eclipse-chasers_63ea353cc3303.jpeg

A total solar eclipse and a ‘ring of fire’ make 2023 special for eclipse-chasers

Space.com February 17, 2023

Have you ever seen a total solar eclipse? If you have, it’s likely that you uttered the...

Green comet C/2022 E3 (ZTF) may be heading out of the solar system for good

Green comet C/2022 E3 (ZTF) may be heading out of the solar system for good_63ea3530f36b6.jpeg

Green comet C/2022 E3 (ZTF) may be heading out of the solar system for good

Space.com February 17, 2023

A long-exposure photograph of comet C/2022 E3 (ZTF) taken from Jackson, Wisconsin on Feb. 5, 2023. (Image...

Puffy helium planets could explain exoplanet size mystery

Puffy helium planets could explain exoplanet size mystery_63e8e3d89b926.jpeg

Puffy helium planets could explain exoplanet size mystery

Space.com February 17, 2023

Helium could make up almost half the mass of the atmosphere of giant exoplanets that have migrated...

The sun just erupted with a major X-class solar flare. Here’s what it looked like on video.

The sun just erupted with a major X-class solar flare. Here’s what it looked like on video._63ea3554bb770.jpeg

The sun just erupted with a major X-class solar flare. Here’s what it looked like on video.

Space.com February 17, 2023

A major solar flare erupted from the sun Saturday (Feb. 11), spawning a radio blackout for parts...

Cracks on Pluto’s moon Charon may be evidence of a frozen subsurface ocean

Cracks on Pluto’s moon Charon may be evidence of a frozen subsurface ocean_63ea357cda548.jpeg

Cracks on Pluto’s moon Charon may be evidence of a frozen subsurface ocean

Space.com February 17, 2023

The icy volcanism of Pluto’s large moon Charon and a belt of fractures across its surface may...

The James Webb Space Telescope catches distant young galaxy devouring its neighbors

The James Webb Space Telescope catches distant young galaxy devouring its neighbors_63ea35883dc43.jpeg

The James Webb Space Telescope catches distant young galaxy devouring its neighbors

Space.com February 17, 2023

Observations of the tiny Sparkler dwarf galaxy have revealed it sits embedded in a system of ancient...