Scientists have been receiving X-ray signals from the Helix Nebula for decades, but now they believe it may hide a horrifying ...

For over 40 years, astronomers have been puzzled by strange X-ray signals from the Helix Nebula’s white dwarf. Now, they may ...

The small galaxy, the dwarf galaxy IC 2574, is located about 12 million light-years away (1 light-year is the distance light travels in one year, approximately 9.46 trillion kilometers) and is ...