According to NASA, the aurora on Earth may last only a few minutes, but on Saturn, it can last for days. In the 2010s, aurora ...

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Is frozen water scattered in systems around other stars? Astronomers have long expected it is, partially based on previous ...

A new study, however, identifies a possible candidate. A separate team of astronomers compared 1983 data from the Infrared ...

When we think about asteroids that could threaten Earth, we often imagine massive, city-sized rocks hurtling through space. But what if the real danger comes from much smaller, barely detectable ones?

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An object placed exactly at the L2 Lagrange point would be permanently in the shadow of the Earth, cutting off the Sun as a ...

NASA's Perseverance rover has snapped pictures of a visible-light aurora from the Martian surface. It is the first time an ...

A team from the University of Arizona has made a startling new discovery about the formation of Pluto and its moon. Published ...

Analyzing gravity data collected by spacecraft orbiting other worlds reveals groundbreaking insights about planetary ...

There’s a lot to see in the night sky -- the familiar Moon, stars and planets. But there’s the unexpected, too -- something ...