Keith’s note: Astrobiologist Dale Andersen is heading back in Antarctica at Lake Untersee in January-February 2026 for ...

By mid century, the familiar constellations that guided sailors and storytellers could be drowned in a permanent artificial ...

A new study published as a pre-peer-reviewed paper on arXiv and accepted for publication in Astronomy & Astrophysics suggests ...

Europa’s subsurface ocean might be getting fed after all. Scientists found that salty, nutrient-rich surface ice can become ...

"Most excitingly, this new idea addresses one of the longstanding habitability problems on Europa and is a good sign for the ...

Sky This Week is brought to you in part by Celestron. Friday3Pluto reaches conjunction with the Sun at 5 A.M. EST. Also this ...

Throughout his time in the entertainment industry, he has worked on and off Broadway as a stage manager, written several ...

Four astronauts are about to fly around the moon on NASA's Artemis 2 mission, and you can join them by adding your name to ...

A tour of the Galileo Museum invites a reflection on the scientist from Pisa, who went on to transform humanity's conception ...

Research into Jupiter’s moons shows Io and Europa did not evolve apart but formed with opposite compositions from the ...

Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has discovered a new ...

With major eclipses, brilliant supermoons, and lineups of five or more planets, 2026 offers something awe-inspiring in every season. Here’s what to watch for. Solar prominences and their associated ...