A slow, relentless rhythm, known as the saros cycle, is hidden away in the movements of the Moon and Sun. How does it foretell eclipses — and how could Babylonians discover its existence long before modern science and technology?
Knowing your astrophotography setup's pixel scale will help you take better pictures. And to determine pixel scale, you first need to know your field of view.
"As sure as the Sun rises in the east . . ." Except it doesn't! Find out how Earth's tilt changes the location of sunrise (and sunset) throughout the year.
The moment the Sun reaches its southernmost point in the sky marks the December solstice, the official beginning of winter in the Northern Hemisphere (where it is called the winter solstice) and a time of great celebration in many northern cultures.
Good weather for imaging is about more than just the clouds! Even if it's cloud-free, you'll need to understand if the seeing and transparency are good.
Wondering what to read next? Looking for a gift for the amateur astronomer in your life? Check out these new astronomy books!
In this episode of Orbital Path, we hear from Brian Greene on the coming paradigm shift in physics as current theories fail to adequately explain quantum entanglement.
The prevailing view of the universe has just passed a rigorous new test, but the mysteries of dark matter and dark energy remain frustratingly unsolved.
Native American tribes each had their own full Moon names — we introduce the most commonly used ones and the traditions behind them.
Learn how to get the most out of your astro-imaging equipment with this informative live webinar hosted by S&T contributing editor Richard S. Wright, Jr.
Nicki Viall, a heliophysicist at Goddard Space Flight Center, shares her excitement over the Parker Solar Probe — the spacecraft that will allow scientists to "touch" the Sun.
From oxygen-thin mountaintops to barren deserts to the South Pole, many of the world’s most powerful telescopes are in distant, inhospitable environments. Three researchers share their adventures pursuing science at the farthest corners of the world.
John Mather has seen many first lights, not the least being the first light of the universe — and soon he will see the first light of the James Webb Space Telescope.
Enrich the eclipse experience — especially the long, partial phases — with solar eclipse activities for kids and families.
Join host Michelle Thaller as she learns about the IceBridge mission and the scientific discoveries it is making in the latest installment of Orbital Path Podcast
A few weeks ago we took to Twitter and Facebook to find out what questions you wanted answered about the August 21st Total Solar Eclipse. Now we're back with Part II of the answers!
If you can't resist taking pictures of the solar eclipse with your smartphone, read this first for tips to ensure quality pictures.
A total eclipse of the Sun is a spectacular sight. With a little preparation and advance planning, you can capture your own souvenir portrait of this awe-inspiring sight.
Here are several ideas for photographers to use when shooting the August 21st eclipse
So you think you’re prepared for your eclipse viewing experience. But may I submit, dear reader, that you might have forgotten to pack a few things...
A few weeks ago we took to Twitter and Facebook to find out what questions you wanted answered about the August 21st Total Solar Eclipse. Now we're back with the answers!
If you want the best results from your eclipse photos, you'll need to do some processing. Equipment Editor Sean Walker walks us through processing photos from the 2010 Easter Island eclipse.
When limited time and a powerful on-shore wind scrapped the author’s plans for photographing the eclipse, he simply propped his telescope on a rock wall and hit the shutter button — with stunning results.
Join S&T's live webinar to learn the secrets of how to take awe-inspiring time-lapse videos of the Earth and sky at night.
Learn some of the classic stargazing sights that can be best viewed through a smaller telescope.