100 times more powerful than any previous telescope — it will change everything.
Breaking: And a number of these alien worlds likely have oceans of liquid water.
Earth's first space telescope is nearing its final transmission.
Finding ET is just the first step.
These are the 9 (very real) ways humans could leave our solar system.
It's in the 'habitable zone,' just like Earth.
As of November 2014, out of 536 total space travelers, only 59 were women. Get to know some of these notable women in space.
The danger doesn’t end when the mission does.
2016 space missions included dramatic moments, triumphs and failures, and beginnings and endings, all part of mankind’s quest to explore the final frontier.
The second largest component of the universe is dark matter. The truth is, we understand little of what it is, and more of what it is not.
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