NASA’s MAVEN Spacecraft Finds That “Stolen” Electrons Enable Unusual Aurora on Mars

NASA’s MAVEN spacecraft just found a new type of Martian aurora that occurs over much of…

Bradford Smith, Who Showed Postcards From Outer Space, Dies at 86

As head of the camera team for the Voyager mission, Dr. Smith was humanity’s tour guide…

NASA Hosts Media Teleconference on Status of James Webb Space Telescope

NASA will host a media teleconference at 1 p.m. EDT, Wednesday, June 27, to provide an…

Summer Solstice 2018: The Search for Life in the Galaxy

As you mark the longest day of the year, consider the debate among astronomers over whether…

Alien Asteroids Are Here, Scientists Say. Get Used to Them.

An asteroid that cohabits an orbit with Jupiter came from outside the solar system.

Trilobites: This Asteroid Shouldn’t Be Where Astronomers Found It

Space rocks like 2004 EW95 are common between Mars and Jupiter. The discovery of the object…

Trilobites: Diamonds in a Meteorite May Be a Lost Planet’s Fragments

The space rock crashed in a desert in Sudan in 2008, and the flaws in its…

How NASA’s TESS Spacecraft Will Hunt Exoplanets

NASA’s TESS spacecraft will spend two years searching the sky for nearby alien worlds.

NASA to Name Finalists for Future Solar System Mission

NASA will announce finalist concepts for a future robotic mission to explore the solar system during…

Artificial Intelligence, NASA Data Used to Discover Eighth Planet Circling Distant Star

Our solar system now is tied for most number of planets around a single star, with…