The solar system sits inside a vast pocket of hot, thin gas. However, that nearby structure has never looked especially ...

JWST rocky planet atmosphere search reaches a milestone: four MIRI eclipse measurements of GJ 3929 b rule out a CO2 ...

For centuries, sailors and scientists have reported on a phenomenon known as “milky seas”—a bioluminescent event often ...

The scale of the Solar System is already overwhelming, but it is only the beginning. From the Moon and Mars to Voyager, the ...

New measurements suggest that two of the Milky Way's spiral arms are around 10% farther away from Earth than we thought. The ...

Attention, skywatchers! Next week will bring the chance to spot two different celestial wonders. Around the New Moon on July ...

Eventually, we'll launch a mission dedicated solely to studying an interstellar object. When that day comes, which one should ...

A predawn Moon-and-planets meetup, a returning comet, a great chance to see the Milky Way, and Saturn's rings at a new angle.

Using data from NASA’s Chandra X-ray Observatory and the European Space Agency’s XMM-Newton, a team of researchers made ...

Interstellar comet 3I/ATLAS carries isotopic ratios entirely outside the Solar System range, ESO’s Very Large Telescope has ...

With the Northern Hemisphere's "Milky Way galaxy season" underway, Michigan residents will have the chance to see the center ...

July offers several celestial events for skywatchers. From close pairings of the moon and planets to a passing comet, prime ...