Sky This Week is brought to you in part by Celestron. Friday, December 19We're getting ready to say goodbye to the summertime ...

Although this controversy might be specific to Chile, home to 40 percent of the world’s astronomy infrastructure, the project ...

Comet 3I/ATLAS is a rare visitor passing briefly through our solar system. Here’s how to find it in the night sky—and what ...

Comet 3I/ATLAS, the third interstellar object ever detected, will swing closest to Earth overnight from Thursday to Friday ...

In an unprecedented celestial event, NASA's Hubble Space Telescope (HST) captured the dramatic aftermath of colliding space ...

Interstellar comet 3I/ATLAS makes its closest approach to Earth on Dec. 19. Here's how you can track its progress both during ...

How galaxies assemble their stars and grow over billions of years remains one of the central questions in astronomy. Recent ...

Decentralized physical infrastructure connects independently operated telescopes into a coordinated observing network ...

The Ursid meteor shower is bringing fiery streaks to nighttime and early morning skies. The Ursids peak on Sunday night into ...

The mystifying 3I/ATLAS interstellar comet is blazing toward Earth and will in a matter of days come as close to our planet ...

Mysterious Bright Flashes in the Night Sky Baffle Astronomers Celestial transients shine furiously and briefly. Astronomers ...

The Geminid meteor shower put on a dazzling cosmic firework show when it peaked overnight on Dec. 13 as shards of the solar ...