1–20 of 162 results

Professional Telescopes

Mount Wilson Escapes Wildfire; Amateur Observatory Destroyed

Firefighting crews held the line as wildfire threatened Mount Wilson; an amateur observatory built by the Tri-Valley Stargazers was not so lucky.

Astronomy and Society

A Message from Sky & Telescope

The staff of Sky & Telescope outline an action plan for making the night sky open to all. Feedback from the community is welcome!

Venus's June 3rd transit across solar corona

Astronomy and Society

Venus Passes in Front of the Solar Corona (VIDEO)

Two astronomers captured the silhouette of Venus as it passed in front of the solar corona.

a child outside at night catching fireflies with a net

Astronomy and Society

Photographers “Capture the Dark” with Stunning Images of the Night

Stunning images of the night remind us why we need to protect dark skies. See the photos that won the International Dark-sky Association's contest.

Roman Space Telescope

Professional Telescopes

NASA Renames WFIRST: The Nancy Grace Roman Space Telescope

NASA is renaming its next flagship space observatory to honor pioneering NASA astronomer and "Mother of Hubble," Nancy Grace Roman.

Eclipse mosaic

Astronomy in Space with David Dickinson

Medieval "Dark Eclipse" Helps Date Ice Cores — and Time Volcanic Eruptions

Scientists have used a famous "dark eclipse" of the Moon to help date ice cores collected in Greenland and the Antarctic.

Starlinks cross DECam image

Astronomy and Society

The Starlink Situation

Shots of the Starlink satellite train crossing the heavens are dramatic — even shocking — but they’re also a bit misleading. The real problems that Starlink and other megaconstellation satellites pose are more insidious.

Color composite of 2014 MU69

Astronomy and Society

New Horizons Flyby Target Receives Official Name: Arrokoth

When NASA's New Horizons flew by a distant Kuiper Belt Object on New Year's Day, they nicknamed it "Ultima Thule." Now, the object has received an official moniker: Arrokoth.

Astronomy and Society

The (Almost) Re-Opening of the Yerkes Observatory

Yerkes Observatory, a historic, castle-like building built to house a gigantic telescope, may soon reopen if all goes according to plan.

Astronomy and Society

Nobel Prize Honors Exoplanets, Big Bang Discoveries

The 2019 Nobel Prize in Physics goes to James Peebles and to Michel Mayor and Didier Queloz. The prize, which will be split in half, honors discoveries that have offered new perspectives on our place in the universe.

Thirty Meter Telescope at night

Professional Telescopes

Maunakea Observatories Shuttered Amid Protests (Update: Observatories Have Reopened)

As protests against the construction of the Thirty Meter Telescope continue, the directors of Maunakea Observatories have taken the unprecedented move of closing all observatories atop the mountain.

Ed Fendell

Astronomy and Society

Live from the Moon: How Earth Saw the First Steps of Apollo 11

Neil Armstrong's and Buzz Aldrin's first steps on the Moon changed the world. But that the world would see them wasn't a given.

Solar Eclipse in 1900

Astronomy and Society

Amateur Filmmaker Captured Solar Eclipse — in 1900

In 1900, a man named John Nevil Maskelyne filmed a solar eclipse — the first of its kind.

Starfall students

Astronomy and Society

Teens Hunt for Meteorites . . . Underwater

Students and a sled named Starfall are on the hunt for underwater meteorites, dropped as a bolide fragmented over Lake Michigan last year.

green flash

Astronomy and Society

We Don’t Really Know When the Sun Rises

Hundreds of sunrise and sunset times reveal that there’s something amiss with our calculations.

24-hour clock with telescopes

Astronomy and Society

Daylight-Saving Time? Bah, Humbug!

Still controversial, the annual switch to daylight saving time is annoying to backyard astronomers — and probably doesn't save any energy after all.

Astronomy and Society

Official Names Approved for 86 More Stars

The International Astronomical Union has given its official approval for 86 star names, following up on last year's announcement of 227 official star names.

Solar Eclipse 2017

People, Places, and Events

Eye Damage Reported from August's Eclipse

For a young woman who stared too long on August 21st, the partially eclipsed Sun left a lasting impression — on her retinas.

Milan (before change to LED lights)

Astronomy and Society

The Lost LED Revolution: Light Pollution Is Increasing

The transition from sodium lights to LEDs, the so-called “lighting revolution”, was supposed to reduce energy consumption and bring back the starry sky, but new satellite data indicate it’s not working out that way.

Solar Eclipse 2017

Astronomy and Society

Millions of Americans Viewed August Solar Eclipse

The 2017 solar eclipse could easily be the most watched event in US history. Can we learn something from it?

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