This time of year is pretty inviting for some evening skywatching. The evening hours are warm but not usually too hot, and spring storm activity generally hasnt reached its peak pleasant conditions

Planetary systems can be violent. In our own solar system, for example, the Moon probably was born from the debris left over when a planet as big as Mars rammed into Earth billions of years ago. And t

Planets like Earth live in the Goldilocks zone the region around a star where conditions are most comfortable for life. But most planets arent so cushy. Theyre either far away and cold, or close

If you heat up some alphabet soup, you shouldnt end up with all the letters clumped together they should be fairly evenly spread throughout the pot.According to the current understanding of the un

Europa is one of the more intriguing bodies in the solar system and one that scientists are especially eager to land a spacecraft on. The big moon of Jupiter may have a global ocean below its icy cr

In case you havent heard, theres a big event this afternoon a total eclipse of the Sun. Totality is visible along a narrow path from Texas to Maine. The parts of the country outside that path will

Its almost time for the years big celestial event: a total eclipse of the Sun. Tomorrow afternoon, the Moon will pass directly between Earth and the Sun. That will block the Suns disk. The sky will

In the mythology of ancient Egypt, Apep was the serpent god the rival of Re, the sun god. He chased Re, and sometimes briefly caught him creating a solar eclipse.NASA plans to launch an experime

Colonial orb-weaver spiders may have some extra work to do on Monday, during a total solar eclipse. During an eclipse in 1991, scientists watched as spiders in Mexico began tearing down their webs as

A total solar eclipse occurs when the Moon passes in front of the Sun, briefly blocking it from view. Before people understood the science, however, they created legends to explain the Suns disappear