Space

SpaceX lofted another batch of Starlink internet satellites into orbit on Friday from Vandenberg Space Force Base in California. A Falcon 9, with 48 satellites inside its payload fairing, lifted off at 12:29:50 p.m. PDT (3:29:50 p.m. EDT; 1929:50 UTC) from Space Launch Complex 4-East.

NASA is commemorating the first year of science and discoveries from the agency’s James Webb Space Telescope, the largest, most powerful, and most complex space telescope ever built. To celebrate the anniversary, multiple events will take place online and live across the U.S.

A SpaceX Falcon 9 rocket is poised to set a new reusability record early Sunday morning (July 9), and you can watch the action live.

Pushing deeper and deeper, the James Webb Space Telescope has found the most distant active supermassive black hole yet confirmed, dating back to within 570 million years of the Big Bang.

Humans have wondered about life in the universe since antiquity. Early Greek philosophers argued that the cosmos contained “a plurality of worlds.” Today we know that exoplanetary systems are indeed ubiquitous, but the question now is: How common are planets that can support life? In 2000, paleontologist Peter Ward and […]

Why the sun’s corona, or outer atmosphere, is so hot has been a mystery for decades, but machine-learning algorithms are now on the case.

Europe’s venerable Ariane 5 rocket blasted off on its 117th and final flight Wednesday, successfully boosting two communications satellites into orbit but leaving the European space program without a large satellite launcher of its own until a delayed successor comes on line.

Vahe Peroomian, USC Dornsife College of Letters, Arts and Sciences For years, small groups of astronomy enthusiasts have traveled the globe chasing the rare solar eclipse. They have embarked on cruises to the middle of the ocean, taken flights into the eclipse’s path and even traveled to Antarctica. In August […]

Exponential growth in Starlink orbital collision avoidance maneuvers in the past six months is sparking concerns over the long-term sustainability of satellite operations.

Globular clusters are favorite targets for amateur astronomers, offering tightly-packed swarms of stars visible in even modest telescope. But the Hubble Space Telescope’s view of M14 offers a truly jaw-dropping spectacle.