Need a refresher about 3I/ATLAS? Here's everything to know about the interstellar object, including when the latest observations will be made.

Comet Lemmon, discovered earlier this year, is gearing up for a close approach to Earth later this month. It may become ...

Fresh analysis of Cassini data has revealed new complex organic molecules inside ice grains spewing from Enceladus. These discoveries strengthen the case that the moon’s underground ocean hosts ...

Discover why stars twinkle at night! Learn how Earth’s atmosphere bends starlight, why planets shine steadily and explore ...

These so-called Venus co-orbital asteroids are currently undetected because of their alignment in the sky but could one day drift into Earth’s path, at least according to simulations combining ...

Scientists digging through data collected by the Cassini spacecraft have found new complex organic molecules spewing from ...

Saturn’s moon Enceladus continuously ejects vast quantities of ice particles into space, originating from its subsurface ocean. Researchers at the ...

A fresh analysis of old data has found rich organic chemistry within the hidden ocean of Saturn’s moon Enceladus ...

Mercury is tiny, barely bigger than the Moon. Its metallic core makes up 70% of the planet’s mass, vastly exceeding Earth’s ...

The night sky promises a spectacular week with heightened Northern Lights activity following the fall equinox, offering prime ...

Astronomers using the James Webb Space Telescope are unraveling the mysteries of TRAPPIST-1e, an Earth-sized exoplanet 40 ...

Cosmic dust, it turns out, isn’t made of miniature rocks. It’s fluff. A comprehensive analysis of data from space missions, ...