What If is a Webby Award-winning science web series that takes you on a journey through hypothetical worlds and possibilities, some in distant corners of the universe, others right here on Earth." ...

The orbit Venus takes around the sun results in an inferior conjunction as it transitions from appearing in the evening sky to the morning sky.

It rapidly zooms into the morning sky, reaching an angular distance of 15 degrees from the sun by month's end. Meanwhile, glowing brilliantly, well up in the southern and western sky is Jupiter.

Tomorrow night, skywatchers across the Big Country will get a front-row seat to a stunning celestial event — a total lunar eclipse! Here’s what you need to know: On Thursday night and into Friday ...

Every second the Sun emits million times more energy than the world consumes ... Is it a threat to us, then? One Sky Project is an international collaboration focused on increasing understanding about ...