The Very Large Telescope in Chile has found, for the first time, an infant planet nestled in spiral arms of dust around a distant sun-like star.

Using ALMA, Teague's team captured images of 15 young star systems sprinkled in space between a few hundred to 1,000 light-years from Earth. Rather than rely on direct detection of a young planet ...

The census involved nearly 25,000 so-called "OB stars" — very hot, massive stars — within 1,000 parsecs, or roughly 3,260 light-years, of the sun. These stars are so hot, they're at least ...

NASA's Hubble Space Telescope and NASA's Chandra X-ray Observatory have teamed up to identify a new possible example of a ...

Mercury reaches its point of greatest eastern elongation on Friday (July 4), presenting an excellent opportunity to spot the rocky planet during its evening apparition in the post-sunset sky.

The yellow-orange 1st-magnitude Pollux (Beta [β] Geminorum), at only 34 light-years distant, is the closest giant star to the Sun, and the brightest gem in Gemini the Twins.

Another option is that the object, designated as 1RXS J160929.1-210524 b and located about 500 light-years away in the constellation Scorpius, is a new type of failed star — something akin to a ...

This paradox, known as Olbers' Paradox, was first explored by astronomer Heinrich Wilhelm Olbers, who questioned why the night sky isn’t as bright as the sun, even though countless stars should ...