Evidence of Recent Geological Activity on the Moon
According to the Giant Impact Hypothesis, the Moon formed from a massive impact between a primordial Earth and a Mars-sized object (Theia) roughly 4.5 billion years ago. This is largely…
Building an Antenna
NASA/JPL-Caltech A crane lowers the 112-foot-wide (34-meter-wide) steel framework for the Deep Space Station 23 (DSS-23) reflector dish into position on Dec. 18, 2024, at the Deep Space Network’s (DSN)…
An Asteroid Has a 1% Chance of Impacting Earth in 2032
The odds of a sizable asteroid striking Earth are small, but they’re never zero. Large asteroids have struck Earth in the past, causing regional devastation. A really large asteroid strike…
A call to stargaze with strangers
As an international affairs professional in Washington, DC, I have faced immense grief while helping others navigate recent international crises, from the coronavirus to the Ukraine invasion to the genocide…
Space companies can dock satellites in orbit, but can they navigate the Pentagon?
Commercial space companies are revolutionizing the global economy with groundbreaking technologies, from autonomous satellite docking to cutting-edge data services. Yet, despite their innovation prowess, companies face significant challenges navigating the…
Chinese provinces are fueling the country’s commercial space expansion
HELSINKI — China’s national space endeavors have frequently grabbed headlines, but a transformation at the local level is playing another role in China’s broader space strategy. Across the country, local…
Safety panel reports progress in Starliner investigation
Boeing and NASA are making “significant progress” on addressing issues seen on a test flight of the company’s CST-100 Starliner spacecraft last year, an independent NASA safety panel says The…
AVS wins study contract for ESA astrophysics mission
Spanish company Added Value Solutions (AVS) has won a contract for the initial phases of a ESA science mission. The post AVS wins study contract for ESA astrophysics mission appeared…
Mars was hot then cold then hot again. Could life have really survived there?
Scientists may have figured out how Mars hung onto its surface liquid water in its ancient history via alternating periods of hot and cold. But what would the impact have…
How Hydrogen Kept Early Mars Warm
Mars haunts us as a vision of a planet gone wrong. It was once warm and wet, with rivers flowing across its surface and (potentially) simple life residing in its…