Two big, naked-eye sunspot groups are putting on a splendid show this week. We're also in the crosshairs for a strong geomagnetic storm and possible auroras.
In September's astronomy podcast, you'll learn what's special about the ringed planet Saturn, now visible in the evening sky.
Florence, one of the largest Earth-approaching asteroids, gets close enough to see in a small telescope this week and next. Here's how to find it.
In addition to clogged roads and crowded hotels, the 2017 solar eclipse had another big effect on U.S. infrastructure: reduced solar power production.
With the eclipse just a few days away on Monday, now is the time to start taking stock of the weather forecast — and making decisions.
Enrich the eclipse experience — especially the long, partial phases — with solar eclipse activities for kids and families.
Updated 8/16 to include Predictive Science, Inc.'s predictions. The total solar eclipse is less than three weeks away, but researchers already have a good indication of how the Sun’s corona will look when it comes into view.
Total eclipses have the power to touch us deeply and reverberate through our life in unexpected ways.
Totality watchers get the best show, but a far greater number of people will be in partial eclipse territory. Here's how to make the most of it.
Want to know when the eclipse begins and ends in your hometown, or what's the quickest way to the path of totality? Looking for an eclipse countdown timer? There are eclipse apps for that!
We've gathered some of the best pictures of past solar eclipses, total and partial, from our online photo gallery to serve as inspiration for your eclipse photography
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
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.
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.
From the makers of SkySafari comes an eclipse widget that lets you see the circumstances of the August 21st solar eclipse for any location.
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.
At opposition this week and as bright as it will be for the next 190 years, it's time to find your way to Pluto, a frigid enigma at the edge of night.
With two months to go until the total solar eclipse on August 21, it's time to get planning — if you haven't already!
Saturn, considered by many the most beautiful sight in the sky, comes to opposition this week with its rings in full tilt. You won't want to miss it.
The possible discovery of a massive ringed planet in Orion needs confirmation — and amateur astronomers can help.
June's astronomy podcast takes you on a star- and planet-studded tour of the sky you'll see after sunset.