The Event Horizon Telescope (EHT) now spans the diameter of our planet and, when the vast project goes online, astronomers will get their first glimpse of the bright ring surrounding a supermassive black hole.
Astronomers have detected an exoplanet's visible-light spectrum directly for the first time ever, a milestone that could help bring many other alien worlds into clearer focus down the road.
Astronomers have devised an instrument that could lift the veil of doubt over whether we're alone in the universe.
NASA has released radar observations of the 325 meter-wide asteroid that flew safely past Earth today, but in those grainy observations, asteroid 2004 BL86 appears to have company -- a small moon.
On Jan. 26, astronomers will be keeping their eyes peeled for a large space rock that is due to make a fast dash past the Earth-moon system.
The world's largest telescope has gotten its official construction go-ahead, keeping the enormous instrument on track to start observing the heavens in 2024.
Scientists have found two families of comets in the developing Beta Pictoris star system, located about 64 million light-years from Earth, including one group that appears to be remnants of a smashed-up protoplanet.
Construction of what is billed to be the most advanced and optically powerful telescope on the planet got off to a rough start this week by protesters objecting to the observatory’s location at the summit of Mauna Kea, on Hawaii’s Big Island. Continue reading →
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