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Gullies on Mars Likely Not Carved by Liquid Water, NASA Says

Gullies that lace the surface of Mars look similar to those carved out on Earth by flowing water — but a new study shows that the life-giving liquid likely did not create the Martian features.

Mystery Solved: Black Holes Twist Space-Time Like Taffy

Black holes twist space like taffy and create vortices of gravitational force, a new study suggests. The discovery solves a 30-year-old mystery about black holes.
Universe Today

NASA Estimates SpaceX 2018 Mars Mission Will Cost Only $300 Million

Ever since Musk founded SpaceX is 2002, with the intention of eventually colonizing Mars, every move he has made has been the subject of attention. And for the past two years, a great deal of this attention has been focused specifically on the development of the Falcon Heavy rocket and the...
Universe Today

The Constellation Caelum

Welcome back to Constellation Friday! Today, in honor of our dear friend and contributor, Tammy Plotner, we examine the Caelum constellation. Enjoy! In the 2nd century CE, Greek-Egyptian astronomer Claudius Ptolemaeus (aka. Ptolemy) compiled a list of the then-known 48 constellations. Until the...
Universe Today

Chinese Fireball Freaks Out Las Vegas

Seeing a fireball erupt in the sky is not an unusual occurrence. Especially during late July, when the Delta Aquirid meteor shower is so near to peaking. At times like this, dozens of fiery objects can be observed streaking across the atmosphere. But on this occasion, the light show that was...

'Star Trek: Discovery': Is the New Starship Named for NASA's Space Shuttle?

Four years ago, the Smithsonian's National Air and Space Museum swapped out NASA space shuttles, trading the orbiter Enterprise for its sister ship Discovery. Now "Star Trek," the inspiration for the earlier shuttle's name, has done the same.