The protective covers have been removed from the James Webb Space Telescope's mirrors at a NASA cleanroom, showing off the next-generation space telescope's golden beauty.
Think running a marathon is a challenge? Spare a thought for British astronaut Tim Peake, who not only ran this weekend's 26.2 mile London Marathon, but he did the grueling feat strapped to a treadmill 250 miles above Earth.
Here are some of the intrepid spacecraft who have joined the 'interstellar dust club' and picked up particles from outside the solar system.
The chemicals necessary for the formation of life have been detected in lab-grown comet ice -- a discovery that could have huge implications for discovering how life as we know it was spawned.
The first mission in a joint European-Russian campaign to look for life on Mars is scheduled for launch on Monday.
Scott Kelly and Mikhail Kornienko, the first astronaut and cosmonaut to log a year on the International Space Station, left a little bit — or rather a little version — of themselves on the orbital outpost before returning to Earth.
As we anticipate the premiere of 'Telescope' on Discovery Channel this weekend, let's take a look back at just a few of the stunning discoveries and photos from the world's most famous space telescope from the past year.
From the discovery that Earth isn't at the center of the universe to detecting the 'echo' of the Big Bang, here are some of the most profound discoveries in astronomical history.
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