The team still can't confidently rule out the existence of Europa's water vapor, especially as similar plumes have been more ...

The moon dances with the king of the planets, with the horizon as their stage. When you purchase through links on our site, ...

Looking for a sky event this week? Check out our full Sky This Week column. May 21: Check in on Saturn and Mars Tonight we're ...

A new study reanalyzing 14 years of Hubble data weakens evidence for water vapor plumes on Europa, though scientists say the ...

Sky This Week is brought to you in part by Celestron. Friday, May 15Are you familiar with the constellation Crater the Cup?

For more than 30 years, planetary scientists have pointed infrared instruments at Jupiter’s moon Io and tallied its volcanic heat output. The numbers were impressive on their own: Io is the most ...

NASA’s Juno spacecraft has captured an extraordinary image of Thebe, the second-largest of Jupiter’s inner moons, providing new insights into the planet’s distant ring system. This close flyby, which ...

On Wednesday, May 20, skywatchers looking west after dusk will be able to spot the crescent Moon glowing beside Jupiter for ...

Looking back at 14 years of Hubble telescope data for Jupiter’s moon Europa has given Southwest Research Institute (SwRI) ...

Venus and Jupiter are the top evening features for your observing run after sunset in May. Jupiter also hosts a handful of exciting double transits - and double shadow transits - involving Europa and ...

The Moon is now just over two days old, a sliver of its eastern limb lit by the Sun as sunrise slowly crawls across the nearside. Catch the delicate crescent this evening, when it stands just 2° from ...

On May 20, witness the waxing crescent moon align with bright Jupiter after sunset, creating a stunning celestial display ...