"For the sage, time is only of significance in that within it the steps of becoming can unfold in clearest sequence."

— I Ching

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Updated: 53 min 33 sec ago

An Early End for the Chandra X-Ray Observatory?

Thu, 03/28/2024 - 2:38pm

NASA budget constraints could wind down operations of the iconic Chandra X-Ray Observatory.

The post An Early End for the Chandra X-Ray Observatory? appeared first on Sky & Telescope.

Categories: Astronomy

Apps to Help You See the Solar Eclipse

Thu, 03/28/2024 - 8:00am

For the April 8th eclipse, mobile apps offer everything from weather forecasts to local circumstances. Here's a review of eclipse apps that you might find useful on the big day.

The post Apps to Help You See the Solar Eclipse appeared first on Sky & Telescope.

Categories: Astronomy

It's Showtime! April's Total Solar Eclipse Is Upon Us!

Wed, 03/27/2024 - 4:44pm

The much-anticipated April 8th total solar eclipse is finally here!

The post It's Showtime! April's Total Solar Eclipse Is Upon Us! appeared first on Sky & Telescope.

Categories: Astronomy

What Will We See in the Sky During Totality?

Wed, 03/27/2024 - 10:58am

Most of our time will be focused on Sun during the minutes of totality on April 8th, but consider tearing yourself away for a few seconds to put it all in context.

The post What Will We See in the Sky During Totality? appeared first on Sky & Telescope.

Categories: Astronomy

Strong Magnetic Fields Swirl Near Milky Way’s Black Hole

Wed, 03/27/2024 - 9:12am

Astronomers have detected twisted, orderly magnetic fields near the event horizon of Sagittarius A*.

The post Strong Magnetic Fields Swirl Near Milky Way’s Black Hole appeared first on Sky & Telescope.

Categories: Astronomy

Partial: The Solar Eclipse for the Rest of Us

Tue, 03/26/2024 - 10:17am

Whether the Sun will become a dented ball or an eerie crescent of fire, a celestial shadow show awaits you practically everywhere in North and Central America.

The post Partial: The Solar Eclipse for the Rest of Us appeared first on Sky & Telescope.

Categories: Astronomy

Rethinking the Milky Way’s “Galactic Fountain”

Tue, 03/26/2024 - 10:00am

The Milky Way recycles gas from dying stars to make new ones — but new observations show pristine gas also comes in from outside our galaxy.

The post Rethinking the Milky Way’s “Galactic Fountain” appeared first on Sky & Telescope.

Categories: Astronomy

Chasing the Eclipse from the Air

Mon, 03/25/2024 - 4:30pm

A solar-imaging instrument will fly on a high-altitude aircraft to explore infrared emission from the Sun’s corona.

The post Chasing the Eclipse from the Air appeared first on Sky & Telescope.

Categories: Astronomy

This Week's Sky at a Glance, March 22 – 31

Fri, 03/22/2024 - 5:03am

The full Moon will go through a penumbral eclipse. Comet Pons-Brooks nears its best showing in early evening. And as Mercury fades in the sunset, Jupiter becomes the only easy planet in the entire sky.

The post This Week's Sky at a Glance, March 22 – 31 appeared first on Sky & Telescope.

Categories: Astronomy