Catching the ISS's fleeting pass between enormous sunspots
Ultra-sensitive radio telescope debuts in South Africa
It just revealed a detailed look at the center of the Milky Way, too.
Scientists validate theory of relativity on galactic level
The test achieved an unparalleled level of precision.
Hubble space telescope spots the farthest known star
It's 100 times farther away than the previous record.
Video offers peek at ultra-wide Large Synoptic Survey Telescope
Its 3.2-gigapixel camera is the largest ever.
That cigar-shaped asteroid might be covered in organic goo
Scientists also think the object has ‘a frozen heart’.
First observed interstellar object is a speedy, cigar-shaped asteroid
It has been traveling for hundreds of millions of years.
Researchers observe the first known interstellar comet
Its path suggests it couldn't have been trapped by the Solar System.
Stephen Hawking makes his doctoral thesis available online
He's taking advantage of modern technology to spark an interest in space.