On both equinoxes, the sun is exactly above the equator ... but it's on a lag due to the time it takes the ground and water to heat up. The start of spring is celebrated in a variety of ways ...

Astronomers have discovered four planets that are just a fraction of the mass of Earth orbiting Barnard’s Star, which is 6 ...

One of SPHEREx’s main goals is to search for evidence of water, carbon dioxide ... which launched in 2018 and recently made its closest pass to the sun, to capture the bigger picture as well as ...