NASA tests the Webb telescope's communication skills

NASA called, and the Webb telescope responded. NASA's James Webb Space Telescope recently completed its Ground Segment Test Number 1 (GSEG-1), for the first time confirming successful end-to-end communication between the ...

Pluto up close: Spacecraft apparently makes successful flyby

In a day of both jubilation and tension, scientists anxiously waited Tuesday for NASA's New Horizons spacecraft to send word across 3 billion miles and confirm it got humanity's first up-close look at Pluto.

New Horizons spacecraft experiences anomaly

The New Horizons spacecraft experienced an anomaly the afternoon of July 4 that led to a loss of communication with Earth. Communication has since been reestablished and the spacecraft is healthy.

An image gallery gift from Swift satellite

(Phys.org)—Of the three telescopes carried by NASA's Swift satellite, only one captures cosmic light at energies similar to those seen by the human eye. Although small by the standards of ground-based observatories, Swift's ...

Taking the measure of an asteroid

CU Boulder scientists have a front row seat today to observe a NASA spacecraft as it arrives at the asteroid Bennu, coming to within 4.5 miles of the space rock.

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