NASA Sunlight beams off a partly cloudy Atlantic Ocean just after sunrise as the International Space Station orbited 263 miles…
The new HTV‑X1 cargo spacecraft from JAXA (Japan Aerospace Exploration Agency), carrying science, supplies, and hardware for NASA and its international…
Estimating a mass for a potentially hazardous asteroid (PHA) is perhaps the single most important thing to understand about it,…
SpaceX has disrupted the launch business with the Falcon 9 and the satellite communications business with Starlink. Now it may…
U.S. Cyber Command and U.S. Space Command have ‘continuously layered effects to disrupt, disorient and confuse the enemy’ The post…
Orbital and lunar data centers are often framed as engineering challenges or launch economics problems. Those matter, but they are…
In the first four days of February this year the Sun unleashed six powerful X-class flares in rapid succession including…
Earth Observatory Science Earth Observatory Scoria Cones on Earth and Mars Earth Earth Observatory Image of the Day EO Explorer…
NASA has provided new details about its plans to procure a Mars communications orbiter funded under last year’s budget reconciliation…
Simulated lunar dirt can be turned into extremely durable structures, potentially paving the way to more sustainable and cost-effective space…