NASA’s Dust-Choked InSight Lander Likely Won’t Make It to the End of the Year

NASA announced in May that its InSight Mars lander—a spacecraft that has spent nearly four years investigating Martian geology and seismic activity—would likely scientific cease operations in mid-summer and terminate all operations by the end of the year, due to low power levels. Now, the agency plans to stretch InSight’s scientific endeavors until late August … Read more

Test to Maneuver ISS with Cygnus Spacecraft Didn’t Go as Planned

The Cygnus space freighter approaching the ISS on February 21, 2022. Photo: NASA NASA is currently evaluating the ability of docked Cygnus spacecraft to serve as boosters for the International Space Station, but a recent test of the concept was quickly stopped, for reasons that aren’t yet clear. The engine firing of Northrop Grumman’s Cygnus … Read more

Strange, Isolated Group of Polar Bears Discovered in Greenland

A Southeast Greenland polar bear on glacier, or freshwater, ice at 61 degrees north in September 2016.Photo: Thomas W. Johansen/NASA Oceans Melting Greenland Researchers have identified a previously unknown population of polar bears living in isolation Southeast Greenland. The bears hunt for seals in fjords, on freshwater ice shelves, instead of on rapidly receding sea … Read more

What’s This Weird Balancing Rock on Mars?

This image was taken by Perseverance on Sol 466, or June 12, 2022 by Earth’s calendar. Image: NASA/JPL-Caltech/ASU My colleague noticed something strange in the latest batch of photos from NASA’s Perseverance Mars rover: A roundish rock appears to be carefully balanced atop a jagged outcrop. How did that get there? The photo was taken … Read more

Astra Rocket Fails to Deliver Two NASA Satellites to Orbit

The upper stage of the Astra rocket shut down before delivering the payload to orbit.Photo: NASA NASA lost two small satellites on Sunday after a rocket malfunctioned en route to orbit. The two TROPICS CubeSats were the first pair of a six-satellite constellation designed to study tropical cyclones, but the space agency is still hoping … Read more