A century ago this month, a brash astronomer leaked a discovery that opened our view to the cosmic distance scale and the ...

Scientists are relieved by the observatory’s stay of execution, but concerned that some budget cuts have gutted future ...

Mars is brightening and the giant planet Jupiter is reaching its best apparition in a decade for Northern Hemisphere ...

Mars’ features are starting to become visible, Mercury appears in the evening sky, and the Trifid Nebula glows in the sky ...

The closest star to Earth is also the best studied, but only recently have we truly begun to uncover its secrets.

Neither candidate has talked much about space policy on the campaign trail, but both have records to consider.

Astronauts have voted from the space station since 1997 and have cast ballots in nearly every U.S. presidential election ...

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

Hurricane Maria triggered a sequence of events that led to the downfall of the storied radio observatory — but inspectors missed clear signals that the structure was in distress.

A waning Moon brings out deep-sky objects, Comet Tsuchinshan-ATLAS still stuns, and moons of Saturn and Jupiter stand out in ...

It is no wonder that curious minds have always sought to explain both the Sun’s origins and our relationship to it — whether through the narratives of myth or modern science. Today, we understand that ...

The company is reportedly looking for buyers for its space program, which includes the Starliner vehicle and operating parts ...