This claim was, in fact, true. McCandless was, indeed, the first astronaut to perform an untethered spacewalk on Feb. 7, 1984 ...

The telescope will survey the night sky for exactly a decade, taking 1,000 pictures each night ... a lecturer in the Department of Physics and Astronomy at University College London, because ...

In combining pictures of the moon for the stereoscope ... Sirius—as that wonderful aid to physical astronomy, the spectroscope, reveals—is shooting through space at the rate of a thousand ...

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SpaceX plans to launch another batch of its Starlink internet satellites this afternoon (Nov. 6) from Florida's Space Coast. A Falcon 9 rocket carrying 23 Starlink spacecraft is scheduled to lift off ...

The world’s richest man gave his money and time in campaigning for the president-elect and now is putting in his requests for a friendlier regulatory environment. By Eric LiptonKirsten ...

“We actually want to publish the best of those photographs in Astronomy Ireland magazine, the Irish ones only, there’s millions of pictures on the internet of course.” Those looking to get ...

When the historic observatory was shuttered by the University of Chicago, a community organization helped to revitalize it.

We call it ambush astronomy because we stand on the sidewalk ... a trail for a whole new crowd of skywatchers. "All of the photos that everybody is posting, and I am getting pictures from our ...

ROCHESTER — Here’s a bright idea. Look to the west after sunset; the brightest star on the west horizon right now is Venus. If you hold your hand out at arm’s length, put your thumb at Venus ...

Astronomy and astrophysics are the study of objects and phenomena that are found beyond our solar system. This combines theoretical simulations and observation with both terrestrial and space ...