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A giant planet 11 times the mass of Jupiter has been directly photographed, the closest such planet to Earth we've seen with our own eyes.
The distance to a super-bright galaxy has been exactly calculated, setting a 13-billion light-year record as the most distant galaxy ever seen (that we know of).
It almost failed before it had even begun, yet it has far outlived its planned lifespan, becoming a treasure of untold value. Crave talks to some of the engineers who've kept it going.
NASA's orbiting Mars probe has spotted two surprises in the Red Planet's atmosphere: an unexplained dust cloud and a deep ultraviolet aurora.
Rallying back from a mechanical failure, the telescope helps confirm the existence of an exoplanet 2.5 times the diameter of Planet Earth.
By using the world's preeminent telescopes, astronomers peer behind a curtain of dust to find a giant star-making factory known as "Sparky."
Since the 1950s, probes sent into space have been sending back data that reveal eerie sounds from the vastness of the galaxy.
Ever wanted to hold a nebula in your hands? Well now you can thanks to plans from NASA. Warning: It kind of looks like two molars stuck together.
There's 400 percent more light in intergalactic space than sources could produce, say researchers. Could dark matter be the cause?
IRIS is NASA's newest toy for studying the sun. It just observed its first solar eruption, and it was a doozy.