Solar System

Hydrogen Peroxide Could Feed Life on Europa

According to research by NASA astronomers using the next-generation optics of the 10-meter Keck II telescope, Jupiter's ice-encrusted moon Europa…

12 years ago

Comet Lemmon: A Preview Guide for April

As Comet 2011 L4 PanSTARRS moves out of the inner solar system, we’ve got another comet coming into view this…

12 years ago

Happy Easter Sunday from the ISS ! Crew Hunts Easter Eggs & Goodies

ISS Commander Chris Hadfield plans surprise Easter egg hunt for station crew today - Easter Sunday, March 31, 2013. Credit:…

12 years ago

Astronomical Pranks of April Fools’ Past

The first day of April is always a traditional time for pranks and puns, and astronomers and scientists aren’t above…

12 years ago

See Mercury at its Greatest Elongation for 2013

A fine apparition of the planet Mercury graces the dawn skies this week, leading up to its greatest elongation from…

12 years ago

Curiosity is Back! Snapping Fresh Martian Vistas

Curiosity is back! After a multi-week hiatus forced by a computer memory glitch, NASA’s mega rover is back to full…

12 years ago

MESSENGER Sees a Smoother Side of Mercury

During its two years in orbit around Mercury -- as well as several more years performing flybys -- the MESSENGER…

12 years ago

Enceladus’ Jets Reach All the Way to its Sea

Thanks to the Cassini mission we've known about the jets of icy brine spraying from the south pole of Saturn's…

12 years ago

Curiosity Discovers Environment Where Life Could have Thrived on Ancient Mars

After analyzing the first powder ever drilled from the interior of a Martian rock, NASA’s Curiosity rover discovered some of…

12 years ago

NASA’s KaBOOM Experimental Asteroid Radar Aims to Thwart Earth’s Kaboom

Over the past month, about a half dozen rather large asteroids have careened nearby our home planet and in one…

12 years ago