A new analysis confirms that an exoplanet thought to orbit in the habitable zone of the star Gliese 581 actually doesn’t exist.
Astronomers have detected a high-speed, long-lasting gas streamer spewing from the active galactic nucleus of NGC 5548.
Astronomers have discovered that one member of a pair of supermassive black holes is actually a pair itself, turning the system into the most distant black hole triplet yet detected and raising hopes for future discoveries.
Mars, Spica, Saturn, and the Moon dance in the evening sky this week. And if you have a telescope, check out double star Bootis 44.
On July 5th, the Moon has a remarkably close brush with Mars, followed two nights later by a similar rendezvous with Saturn.
It’s rare that two sizable asteroids pair together in the sky as closely as Ceres (the biggest of all) and Vesta (the brightest) in early July.
On this month’s guided tour of the night sky, you’ll be torn between staying up late in the evening (to see Mars and Saturn) and getting up super early (Venus and Mercury).
Whether you’re a seasoned observer or a novice, star parties provide the perfect opportunity to kick back and enjoy the night sky – take a look and see what star parties are in your area.