Mars
On The Origin Of Phobos’ Groovy Mystery
A new study offers a possible explanation for the strange surface features on Mars' moon of Phobos, which could help…
NASA Goes With Atlas V To Launch Mars 2020 Rover
NASA has taken a major step towards the launch of its Mars 2020 rover, which included awarding a launch services…
A New NASA Cumulative Time in Space Record
Upon his return to Earth, astronaut Jeff Williams will have established a new record for most time spent in space,…
5 Days, 2 Spectacular Conjunctions
Conjunctions of bright planets make for jewelry in the sky. This week, get ready for some celestial shimmer. If you've been…
What are the Planets of the Solar System?
The eight planets of the Solar System are a diverse and interesting bunch, ranging from airless and habitable terrestrial bodies…
Did Cirrus Clouds Help Keep Early Mars Warm & Wet?
The presence of cirrus clouds in the early Martian atmosphere may have helped it stay warm enough for liquid water.
How Close Can Moons Orbit?
The Moon is our constant companion, shining away in the night. But how close could the Moon get before it's…
HiRISE Drops 1,000 Stunning New Mars Images For Your Viewing Pleasure
We frequently call the HiRISE camera on board the Mars Reconnaissance Orbiter "our favorite camera" and for good reason. HiRISE,…
NASA Estimates SpaceX 2018 Mars Mission Will Cost Only $300 Million
The SpaceX mission to Mars in 2018 will cost the company a cool $300 million, according to estimates presented at…
How Far is Mars from the Sun?
Mars is not only further from the Sun than Earth, but has an eccentric orbit that leads to a great…