Milky Way stars that are high and low in metallicity have been mapped by the ESA Gaia mission. Credit: ESA/Gaia/DPAC ...

The “Christmas Tree Cluster,” or NGC 2264, is an array of young stars — all between 1 and 5 million years old — that is about ...

Roi Levi leads tours of Iceland and other countries where this year's magnificent aurora borealis is most visible.

Called Kepler-51, the Sun-like yellow dwarf star was found in 2012 to have three exoplanets in its orbit; each, it would turn ...

Chandra X-ray Observatory and X-ray Polarimetry Explorer (IXPE) imagery of the Milky Way's core and supermassive black hole ...

Scientists have spotted what appear to be two stars whipping around each other near the black hole at the center of our Milky Way galaxy.

In the center of NGC 5084, some 80 million light-years away, the supermassive black hole around which the whole galaxy revolves has been discovered tipped over on its side, with its rotational axis ...

NASA says a recently spotted star cluster bears an uncanny resemblance to a holiday wreath and have named it "cosmic wreath" ...

Taxes are already complicated, but they become even more so when you break them down by state. Here's why some types of ...

"We came across a group of outbursting variable stars exhibiting very characteristic triangle-shaped symmetrical outbursts ...

Recent discoveries reveal that bursts of slow pulsing radio waves originate from a binary star system consisting of a red ...

Astronomers uncover a young galaxy similar to the Milky Way, shedding light on its early formation just 600 million years ...