Mercury Had Quite The Explosive Past, Spacecraft Analysis Shows
Mercury -- a planet once thought to have no volcanism at all -- likely had a very active past, a…
NASA’s Operation IceBridge In Search Of Ice Change In Arctic
How much is the polar ice melting, and how are the sheets being affected by climate change? These are some…
Why Universe Today Writes on Climate Change
Online science reporting is difficult. Never mind the incredible amount of work each story requires from interviewing scientists to meticulously…
Cassini Sees a “Zen Garden” on Titan
Looking like the flowing designs carved by a Zen gardener's rake, long parallel dunes of hydrocarbon sand stretch across the…
The USAF’s Super-Secret X-37B Approaches a Milestone
A secretive mission will pass a quiet milestone at the end of this month when the U.S. Air Force’s unmanned…
“Bright Light” on Mars is Just an Image Artifact
Thanks to everyone who has emailed, Tweeted and texted me about the "artificial bright light" seen on Mars. And I'm…
Comet Jacques Brightens Rapidly, Heads North
We've got a hot comet on our hands. Comet Jacques barely cracked magnitude +11 at the time of its March 13…
50 Years of Talking to Space: a NASA Social for the Deep Space Network
When you're talking to spacecraft billions of miles away, you need a powerful voice. And when you're listening for their faint…
The Science Behind the “Blood Moon Tetrad” and Why Lunar Eclipses Don’t Mean the End of the World
By now, you may have already heard the latest tale of gloom and doom surrounding the upcoming series of lunar…
Astronomy Cast Ep. 342: Sunsetting Spacecraft
Everything dies, including our technology. But when we’ve hurtled a few thousands pounds of robotic instrumentation to another planet, it…