Use the bright star Sirius, in the constellation Canis Major, as a starting point to locate M46 in the constellation Puppis.

Melting polar ice is slowing the Earth’s rotation, but not enough to offset an even greater acceleration caused by changes in ...

Huge stars that collapse to create black holes may vomit out a lot more material during their lifespan than initially thought, according to a new study. The stars in question have masses more than 100 ...