The researchers found signs of a rocky surface and lots of water around a white dwarf star called GD 61, marking the first time that these two kwy ingredients of a potentially habitable planet have been found together beyond Earth's solar system.
The researchers found signs of a rocky surface and lots of water around a white dwarf star called GD 61, marking the first time that these two kwy ingredients of a potentially habitable planet have been found together beyond Earth's solar system.