Astronaut Scott Kelly posted this photo, taken from the International Space Station during his year-long space mission, to social media on July 19, 2015, with the caption, "Day 114. #Moon #Venus ...

An international team of astronomers, led by The University of Texas at Austin's Cosmic Frontier Center, has identified the ...

University of Warwick astronomers have uncovered compelling evidence that a nearby white dwarf is in fact the remnant of two stars merging — a rare stellar discovery revealed through Hubble Space ...

NASA must confront its budget pressures, reduce bureaucracy, and focus on mission-driven culture in order to achieve its ...

A typical white dwarf’s core elements are obscured by thick layers of hydrogen and helium—but that covering almost entirely ...

That cosmologists cannot agree on one of the most elementary facts about the universe is striking enough. But that ...

White dwarfs are the dense cores left behind when stars burn through their fuel. Researchers say most have thick outer layers ...

Kilauea's 30th eruption episode is now underway, with lava fountains soaring up to 70 feet high from both the north and south vents in Halemaʻumaʻu crater.

The other TRACERS spacecraft, imaginatively called Space Vehicle 2 (SV2), is in good health and engineers have started the ...

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A white dwarf star close to Earth may be the result of a powerful cosmic collision, where two stars merged into one.