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Updated: 5 hours 15 min ago

The 2020 Ghost Hunt challenge

Sat, 08/15/2020 - 04:00
Like the Messier Marathon, the Ghost Hunt is intended to be a fun and challenging activity that lasts from dusk to dawn.
Categories: Astronomy

How stars are born and die

6 hours 50 min ago
Stellar evolution is a circle of life — dying stars spew their contents into the galaxy, paving the way for the next generation.
Categories: Astronomy

The Sky This Week: Watch Comet NEOWISE morning and night

Fri, 07/10/2020 - 04:00
See 2020's first naked-eye comet, Jupiter reach opposition, and much more in an action-packed sky from July 10 to 17.
Categories: Astronomy

Vanguard 1: Earth’s oldest artificial satellite that's still in orbit

Thu, 07/09/2020 - 14:00
America’s second satellite stopped communicating with Earth in 1964, but it will stay in orbit for centuries.
Categories: Astronomy

A fresh look at a cosmic “jewel bug”

Thu, 07/09/2020 - 04:00

By capturing NGC 7027 in a different wavelength, astronomers can learn more about the shedding star at its core.

Categories: Astronomy

The Sun's lost siblings

Thu, 07/09/2020 - 04:00
Astronomers think it’s possible to identify the stars that formed from the same nebula as the Sun.
Categories: Astronomy

Photo gallery: Comet NEOWISE shines in the morning sky

Thu, 07/09/2020 - 04:00
Although it's currently hovering just above the horizon, Comet C/2020 F3 (NEOWISE) is still worth waking up a few hours before sunrise to spot. Here's what photographers have captured so far.  
Categories: Astronomy

Beyond the twilight zone: Could life survive on a two-faced world?

Wed, 07/08/2020 - 04:00
Tidally locked worlds are places of extremes. On one side it’s an endless day, the other a perpetual night. Yet scientists speculate that some may harbor conditions that could support life.
Categories: Astronomy

How astronomers learned to ‘listen’ to gravitational waves

Tue, 07/07/2020 - 04:00
Since confirming the existence of ripples in the fabric of space-time some five years ago, the LIGO/Virgo collaboration has advanced gravitational-wave research by leaps and bounds.
Categories: Astronomy

Comet C/2020 F3 (NEOWISE) springs a naked-eye surprise

Mon, 07/06/2020 - 04:00
Fireworks weren't the only thing to light up the night sky over Independence Day weekend. Comet NEOWISE has joined the party, and you can still see it in the morning sky.
Categories: Astronomy

<i>Infinity and Beyond</i>: Episode 2 — Exoplanets

Thu, 07/02/2020 - 19:00
Let Abigail Bollenbach and Astronomy magazine take you to other worlds beyond our own: the realm of extrasolar planets.
Categories: Astronomy

The sky this month: July 2020

Thu, 07/02/2020 - 04:00
Feast on a full planetary lineup
Categories: Astronomy

Thorne-Żytkow objects: When a supergiant star swallows a dead star

Thu, 07/02/2020 - 04:00
One of the universe’s strangest stars is thought to form when a neutron star gets sucked into a red supergiant. But despite 45 years of searching, astronomers still aren’t sure if they’ve ever found one.
Categories: Astronomy

The Sky This Week: Catch a July 4 lunar eclipse

Thu, 07/02/2020 - 04:00
From July 3 to 10, watch the Moon slide through Earth’s shadow and see Venus at its brightest.
Categories: Astronomy

How we can explore the cosmos by letting it come to us

Wed, 07/01/2020 - 04:00
A "Dynamic Orbital Slingshot" could be just the thing for visiting interstellar comets while they're blazing through our solar system.
Categories: Astronomy

The path to Ingenuity: One man's decades-long quest to fly a helicopter on Mars

Wed, 07/01/2020 - 04:00
NASA is about to fly a rotorcraft on another planet for the first time. And for the engineers who built the Mars Ingenuity helicopter, it's a Wright brothers moment.
Categories: Astronomy

The Sun’s sizzling corona is so hot thanks to tiny nanoflares, new evidence suggests

Mon, 06/29/2020 - 04:00
Our Sun’s outer atmosphere is mysteriously much hotter than its surface. But now, the detection of numerous tiny bursts of energy has brought researchers one step closer to solving the apparent paradox.
Categories: Astronomy

Up close and personal: 10 years in the life of the Sun

Mon, 06/29/2020 - 04:00
A decade of the Sun turning on its axis condensed down to a mesmerizing 61-minute time-lapse video, along with other stunning views showing flares, explosions, eruptions and other events.
Categories: Astronomy

The Sky This Week from June 26 to July 3

Fri, 06/26/2020 - 04:00
There are plenty of asteroids and planets to find in the sky this week.
Categories: Astronomy

Techno-turkey: Remembering Hubble’s vision troubles, 30 years on

Fri, 06/26/2020 - 04:00
At an initial cost of around $1.5 billion, when scientists learned of the space telescope’s inability to focus, the future looked bleak. Fortunately, that rocky start didn’t impact Hubble’s final legacy.
Categories: Astronomy

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