It is clear to everyone that astronomy at all events compels the soul to look upwards, and draws it from the things of this world to the other.

— Plato

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Updated: 1 hour 9 min ago

Plan Ahead for the 2023 Annular Solar Eclipse — and a Visit to Dark Sky Parks

4 hours 9 min ago

If today’s solar eclipse has you wondering when the next one will cross the continent, start planning now for a stellar trip around October 14, 2023.

The post Plan Ahead for the 2023 Annular Solar Eclipse — and a Visit to Dark Sky Parks appeared first on Sky & Telescope.

Categories: Astronomy

This Week's Sky at a Glance, June 18 – 26

Fri, 06/18/2021 - 4:43am

Summer begins. The Honey Moon poses with Spica, Scorpius, and the Teapot as it waxes from gibbous through full this week. Venus lines up, briefly, with Castor and Pollux

The post This Week's Sky at a Glance, June 18 – 26 appeared first on Sky & Telescope.

Categories: Astronomy

Iron Volcanos: Maybe Not Science Fiction After All

Thu, 06/17/2021 - 4:36pm

A new study of asteroid 16 Psyche suggests that ferrovolcanism, volcanos that spew molten iron, may be present on this solar system object.

The post Iron Volcanos: Maybe Not Science Fiction After All appeared first on Sky & Telescope.

Categories: Astronomy

Demystifying Flat-Frame Calibration

Thu, 06/17/2021 - 8:35am

Many astrophotographers skip flat fields because they seem complicated. But the flats can greatly improve your images — here's how to do them.

The post Demystifying Flat-Frame Calibration appeared first on Sky & Telescope.

Categories: Astronomy

Summer Nights Offer Splendid Sights in Lyra

Wed, 06/16/2021 - 1:37pm

Lyra, the Lyre, offers a wonderful assortment of double stars and deep-sky objects to keep you up at night. Break out your binoculars and telescope and join me for a summertime ramble.

The post Summer Nights Offer Splendid Sights in Lyra appeared first on Sky & Telescope.

Categories: Astronomy

Twisters in the Cosmic Web

Wed, 06/16/2021 - 11:55am

Astronomers have found that the largest structures in the universe spin, making twister-like strings of galaxies and dark matter in the cosmic web.

The post Twisters in the Cosmic Web appeared first on Sky & Telescope.

Categories: Astronomy

From Starving Black Holes to Warped Galaxies

Tue, 06/15/2021 - 1:17pm

Hot topics from the American Astronomical Society summer meeting range from colliding galaxies, to warped galaxies, to starving black holes.

The post From Starving Black Holes to Warped Galaxies appeared first on Sky & Telescope.

Categories: Astronomy

Astronomers Look into the Past of Local Dwarf Galaxies

Mon, 06/14/2021 - 5:11pm

A combination of simulations and observations indicates that galaxies like the Large Magellanic Cloud control when punier dwarfs plunge into large galaxies.

The post Astronomers Look into the Past of Local Dwarf Galaxies appeared first on Sky & Telescope.

Categories: Astronomy

China’s Zhurong Rover Snaps Selfie on Mars

Mon, 06/14/2021 - 1:00pm

China's Zhurong rover gets to work exploring Mars, with a new panorama of its landing site.

The post China’s Zhurong Rover Snaps Selfie on Mars appeared first on Sky & Telescope.

Categories: Astronomy

Bright Nova in Hercules on a Roller Coaster Ride

Sun, 06/13/2021 - 8:37pm

A new bright nova discovered in Hercules at 8th magnitude briefly rose to naked-eye visibility. It's currently easily visible in a pair of binoculars.

The post Bright Nova in Hercules on a Roller Coaster Ride appeared first on Sky & Telescope.

Categories: Astronomy

Number of Known Mysterious Radio Flashes Nearly Quadruples

Sat, 06/12/2021 - 6:01am

The CHIME telescope has released its first catalog with 492 unique sources of fast radio bursts, the brief flashes of radio waves that have been intriguing astronomers over the past decade.

The post Number of Known Mysterious Radio Flashes Nearly Quadruples appeared first on Sky & Telescope.

Categories: Astronomy

Chasing the Sun at 39,000 Feet

Fri, 06/11/2021 - 3:00pm

Sky & Telescope's annular-eclipse flight chased down the "ring of fire" eclipse in the skies above Canada for breathtaking views.

The post Chasing the Sun at 39,000 Feet appeared first on Sky & Telescope.

Categories: Astronomy

This Week's Sky at a Glance, June 11 – 19

Fri, 06/11/2021 - 5:03am

The crescent Moon passes Venus, Pollux, Castor, and Mars in the evening twilight. The Big Dipper hangs down; the Little Dipper floats up. And greet the "Betelgeuse of summer."

The post This Week's Sky at a Glance, June 11 – 19 appeared first on Sky & Telescope.

Categories: Astronomy

Not All Star-forming Clouds Are The Same

Thu, 06/10/2021 - 5:57pm

Astronomers have created the first high-resolution maps of the big, dense gas clouds that form stars within galaxies.

The post Not All Star-forming Clouds Are The Same appeared first on Sky & Telescope.

Categories: Astronomy

A Sunrise Annular Solar Eclipse

Tue, 06/08/2021 - 11:58am

Even if you're not in the path of annularity during the June 10th solar eclipse, get ready for a sunrise spectacle.

The post A Sunrise Annular Solar Eclipse appeared first on Sky & Telescope.

Categories: Astronomy

Juno’s Ganymede Flyby: A Look Back [Update: New Images]

Mon, 06/07/2021 - 8:00am

NASA's Juno will fly by Jupiter's Ganymede, the biggest moon in the solar system, on June 7, 2021. This will be the eighth flyby of the space age.

The post Juno’s Ganymede Flyby: A Look Back [Update: New Images] appeared first on Sky & Telescope.

Categories: Astronomy

Sunrise Stunner: Annular Solar Eclipse of June 10th

Fri, 06/04/2021 - 12:02pm

Two weeks after a total eclipse of the Moon, skywatchers in some parts of North America will witness an annular or partial eclipse of the Sun.

The post Sunrise Stunner: Annular Solar Eclipse of June 10th appeared first on Sky & Telescope.

Categories: Astronomy

We're Heading to Venus! NASA Selects Discovery-class Missions

Fri, 06/04/2021 - 11:44am

After a hiatus of several decades, NASA is about to return to Venus in a big way.

The post We're Heading to Venus! NASA Selects Discovery-class Missions appeared first on Sky & Telescope.

Categories: Astronomy

This Week's Sky at a Glance, June 4 – 12

Fri, 06/04/2021 - 5:05am

Pollux and Castor slide down past Mars in the west, while Venus, shining brightly below, tries to hog attention. On the other side of the sky, the enormous arch of the Milky Way hoves into view after dark behind the Summer Triangle.

The post This Week's Sky at a Glance, June 4 – 12 appeared first on Sky & Telescope.

Categories: Astronomy

Metal-poor Stars Shed Light on the Origin of Gold

Wed, 06/02/2021 - 8:00am

Explosions of massive stars might have produced gold and other rare heavy elements observed in metal-poor stars in our galaxy’s halo.

The post Metal-poor Stars Shed Light on the Origin of Gold appeared first on Sky & Telescope.

Categories: Astronomy