Jupiter forms a T with the Moon, Pollux, and Castor on Friday February 27th. Low in the western twilight, Saturn and Venus close in on each other. And can you catch the total lunar eclipse on the morning of March 3rd?
Space News & Blog Articles
March opens with a spectacular total lunar eclipse. Our guide will help you make the most of it.
One of the largest known stars — a red supergiant — suddenly shrank and heated up, transforming into a different kind of star.
The unexpected arrangement of exoplanets around a star more than 100 light-years from Earth might change how we think about planet formation.
Panoramic mosaics can show far more than a single image ever can.
Here's a lightweight reflector that fits in your carry-on luggage.
The best optic for resolving fine planetary detail has changed over time.
Taking special care of the stars in your astrophoto will make the entire image shine.
Deep-sky astrophotography is rapidly evolving, and in some ways, the future is already here.
Your pretty pictures can contain valuable information.
Grinding your own mirror can be great fun - and result in an excellent telescope.
A purely pragmatic look at the cost of doing it yourself.
The solar cycle has ramped up, and it's a great time to photograph this captivating target.
Three of the five naked-eye planets emerge in the fading afterglow of sunset. The first-quarter Moon Tuesday passes as close to straight up as you may ever see it. And can you try for Sirius B?
Space debris are contaminating our atmosphere at very high altitudes – and we don't yet understand the effects.
The RAMSES mission to the asteroid Apophis will launch in 2028 to meet the asteroid before its close encounter with Earth.
Master the basics of the most popular astronomical image-processing software.
Traversing the galaxy from places yet known, a few interstellar objects have taken a quick dip into our solar system. Astronomers look to nearby planet-forming stellar systems as possible launching posts.
Here's how you can contribute to the science of astronomy.
After a recent explosive outburst, Comet 29P/Schwassmann-Wachmann is bright enough to see in a medium-sized telescope.
On February 18th, the willowy crescent has a close shave with Mercury, so close that it occults the planet from some U.S. cities.

