Scientists predict that the tiny moon will be destroyed within 30 to 50 million years.
U.S. Representative Dana Rohrabacher questioned space experts about life on the planet.
Scientists say an object about the size of Mars is disrupting the orbits of Kuiper Belt objects.
The pit is large, deep and of unknown origin.
Analysis of rocks from the Gale crater show climate change on the Red Planet over billions of years.
Hidden volcanoes and greenhouse gases mean if you were standing on the Venusian surface it would be like swimming 1,000 metres below sea level—if the ocean was scorching hot.
Microbial life was inhabiting the land up to 580 million years earlier than previously thought, and originated in an ancient hot spring.
"Artemis," a thriller set in the near future in the first city on the moon, is due out in November. Movie rights have reportedly been acquired.
Scientists have turned Martian soil simulant into a material stronger than steel-reinforced concrete through compression alone.
It seems inevitable that humans are going to Mars, but unless they figure out the radiation problem, all that preparation will be moot.
NASA's previous space exploration plan under the Obama administration called for using a chunk of asteroid to test missions to deep space. The Trump administration killed the project.
The Planetary Society and its famous CEO urge Trump to set his sights on Mars, increase NASA's budget, support the commercial space industry and more.
The space agency is considering an artificial magnetic field around the planet to defend against harmful radiation from the sun.
Musk says he'll use his role to push his goal of making humanity a multi-planet civilization.
Howard's new National Geographic series combines documentary footage with a scripted drama following the first manned mission to Mars in 2033.
Ex-NASA chief technologist Mason Peck says SpaceX is beating NASA in the race to colonize Mars.
The Schiaparelli robot probe follows the "heroic failure" of the Beagle 2 in 2003.