The upcoming total solar eclipse is understandably getting a lot of attention, but don't overlook the trusty Perseids. They'll be getting things warmed up Saturday night.
Here are several ideas for photographers to use when shooting the August 21st eclipse
A challenging and intensive campaign by telescope-toting teams yields big-time results on the body that the New Horizons spacecraft will fly past in 17 months.
Solar astronomers may have finally detected gravity waves in our star’s core, revealing that the Sun’s central region rotates about four times faster than the outer layers.
While millions will watch the August 21 total solar eclipse from the ground, International Space Station crew will have an amazing view high from overhead.
Wondering what you'll see during the total solar eclipse on August 21st? Use our all-sky maps to figure it out! If you’ve never seen a total solar eclipse before, you might be wondering what to expect before and after the moment of totality. We’ve already published a detailed timeline to help you prepare for the…
Two weeks before the much-awaited solar eclipse, the Moon clips Earth's umbra to create a partial lunar eclipse visible from the Eastern Hemisphere.
Astronomers have potentially detected a stratosphere in the atmosphere of a hot Jupiter.
Look for these astronomical and Earthbound phenomena during the total solar eclipse on August 21st.
Due to alarming reports of potentially unsafe eclipse viewers as eclipse day approaches, the American Astronomical Society has revised its safety advice.
Weather will play a crucial role on eclipse day. Meteorologist and eclipsophile Jay Anderson shares his tips for predicting the unpredictable: eclipse weather.
Saturn keeps its secrets as NASA's Cassini spacecraft heads towards its September grand finale.
After a slog through this spring's wet and cloudy weather, it was a relief to hit the clear skies of summer. Most of my observing happens from my backyard, of course, but I always have one eye on my calendar, counting down the days to when I can start packing for my first summer star party.…
From the makers of SkySafari comes an eclipse widget that lets you see the circumstances of the August 21st solar eclipse for any location.
Several hundred amateurs gathering on Breezy Hill in Springfield, Vermont for the 82nd annual Stellafane convention.
The origin of ultra-diffuse galaxies (UDGs) has posed a long-standing mystery for astronomers. New observations of several of these faint giants with the Hubble Space Telescope are now lending support to one theory.
High-powered simulations suggest that half of the material in the Milky Way could come from other galaxies.
Six Sprites, "the world's smallest spacecraft" have entered low-Earth orbit, a small milestone for Breakthrough Starshot's plan for interstellar voyage.
New ALMA observations reveal a forming star as it launches a wind from the edge of the disk that feeds it.
Between the discovery of the new comet ASASSN1 and two stellar explosions, there's a lot happening in the sky this week. Take your telescope out and see what all the excitement's about.
A new study proposes a possible source for the mysterious Mars Trojan asteroids: the Red Planet itself.
Think the total solar eclipse is "sold out"? Think again — and grab your camping gear. Private campsites and RV parks within the long path of totality are still available for those willing to travel.
The Sun, now halfway through its life, might be slowing its magnetic activity, which could lead to permanent changes in the sunspots and auroras we see.
An object previously identified as a free-floating, large Jupiter analog turns out to be two objects — each with the mass of a few Jupiters. This system is the lowest-mass binary we’ve ever discovered.
The European Space Agency switched off its groundbreaking LISA Pathfinder mission this week.