Whether you’re just getting started in astronomy or simply looking to do some casual sky-watching, our monthly Sky Tour astronomy podcast provides an informative and entertaining 12-minute guided tour of the nighttime sky. Download the March episode to find and learn about Sirius, the brightest star in the night sky.
Astronomers have discovered a pair of supermassive black holes that whirl around each other every two years.
As the winter Milky Way rides high, open star clusters near and far, and from compact to sparse, await your binoculars or telescope, At dawn catch the Venus-Mars pair, and try for the closer Mercury-Saturn pair lower down.
Astronomers have found a fast radio burst — presumably a flash from a young stellar remnant — amongst the ancient stars of a globular cluster, challenging ideas about what produces these enigmatic flashes.
A visible glow from our sister planet’s nightside sheds new light on a 300-year-old observing enigma dubbed the “ashen light.”
With the Moon gone from the evening sky, trace out Monoceros the Unicorn walking behind Orion. Spot the famous binocular star clusters at his eye and horn-tip, and don't miss M41 under Sirius. Meanwhile, the waning Moon, passes Venus, Mars and Mercury at dawn.
A high-resolution infrared image has revealed a dust screen obscuring a gas-devouring supermassive black hole in the center of the galaxy NGC 1068, confirming 30-year-old predictions.
The booster previously identified as SpaceX hardware turns out to be from the Chang’e 5-T1 mission. The timing and site of the impact remain the same.
A minor space storm took down much of the latest Starlink batch shortly after launch.
A new instrument on a powerful telescope has enabled astronomers to discover another planet around our nearest stellar neighbor.
Where did Earth’s water come from? One of the oldest meteorites on Earth is adding new pieces to an old puzzle.
The combined power of citizen science and machine learning have led to the discovery of more than 1,000 new asteroids in archival images taken by the Hubble Space Telescope.