For a century, exoplanet hunters have “discovered” planets around a nearby star, only to retract the claims. But the latest ...

The movements of the planets in the Solar System are pretty difficult to get your head around, even before we get started on ...

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After a decade-long search, some scientists say a growing number of clues point to the existence of a hidden planet in the Kuiper Belt beyond Neptune — and they may soon have the opportunity to find ...

This will let you quickly determine if a planet has what you’re looking for and is worth visiting. After all, there’s no point heading to a gas giant if you’re looking to set up an outpost.

It's from that 1% of the 'dough' that all the planets are formed." Baby Earth, however, was nothing like the lush, green world we know today. Right when it formed, it was still molten from the ...

According to NASA, the agency is looking to "democratize data access" for the regular person to its humongous collection from ...

We know from The Lord of the Rings that Tolkien crafted endless stars in his legendarium, but are there other planets too? Though extra-terrestrial life in Tolkien's universe has not been ...

Its seven rocky worlds, some of which lie in the habitable zone — the zone around a star where it isn't too hot nor too cold for a planet to host liquid water — are all bunched up so tightly ...