For over 40 years, astronomers have been puzzled by strange X-ray signals from the Helix Nebula’s white dwarf. Now, they may ...
"We might have finally found the cause of a mystery that's lasted over 40 years," said researcher Sandino Estrada-Dorado.
TRAPPIST-1 is a red dwarf star about 40.7 light-years away from Earth. It is of particular interest because it has seven ...
Astronomers have revealed new evidence that there are not just one but four tiny planets circling around Barnard's Star, the second-nearest star system to Earth.
A white dwarf, or dying star, caused the destruction of a Jupiter-sized planet that is only around 650 light years away from ...
After tracking a puzzling X-ray signal from a dying star for decades, astronomers may have finally explained its source: The ...
Pluto was discovered at Lowell Observatory in Flagstaff, Arizona in 1930 and was considered our ninth planet until 2006. The International Astronomical Union reclassified Pluto as a dwarf planet ...