Astronomers analyzed the vapors coming off the comet when it neared the sun and found it had a lot of "heavy" water. That ...

The ion tail appeared as Comet C/2025 R3 PanSTARRS was about 45 million miles from Earth (72 million kilometers) during its ...

Our dwindling night skies and expanding light pollution is slowly impacting plants, animals and humans in significant ways.

A meteor cluster reveals an asteroid disintegrating near the Sun. These observations help uncover hidden asteroids and ...

Having survived its closest pass to the sun during perihelion on April 19, Comet PanSTARRS is now en route to its nearest ...

Measurements of this interstellar comet’s molecular makeup show an excess of heavy water molecules that is dramatically ...

The Lyrid meteor shower is expected to bring fiery streaks to the night sky. The show will be visible across the globe, but ...

Comet C/2025 R3 is putting on its final show as it passes close to the Sun before leaving the solar system forever.

While this celestial fireworks display has been going on since April 16, it will peak on Wednesday, April 22 and early the ...