This week is International Dark Sky Week. Lights that are aimed upwards or not properly capped illuminate the atmosphere and ...

Be careful out there, astronomers: There could be a dark galaxy in our midst. In research published today in Science Advances, researchers from the Chinese National Academy of Sciences discovered ...

Thatcher is located in our sky in the direction of the constellation Andromeda. Its path brings it close to the Earth's, then takes it really far away. The debris from Comet Thatcher is what ...

The remnant will appear within the constellation Andromeda in the northeastern sky a couple of hours or so before sunrise, Zang said. Then, the dust cloud will reappear in the night sky toward the ...

The remnant will appear within the constellation Andromeda in the northeastern sky a couple of hours or so before sunrise, Zang said. Then, the dust cloud will reappear in the night sky toward the end ...