Occasionally, the planets will be on the same side of the Sun as they move along their orbits, so we get to see them in the sky at the same time. This is what will grace the sky on the evenings of ...

Comet ATLAS hit a maximum magnitude of -3.4 during its close encounter with the sun, just shy of the brightness of Venus in the night sky.

At 8:07 p.m. Monday, stargazers in Chicago will see Mars disappear behind the moon and reappear on the other side of the moon ...