81–100 of 1,049 results
a range of lines with blue dots on top and bottom creating a shape similar to a bird with spread wings. red and yellow dots run along the outline of the bottom half, all on a black background.

The Black Hole Files with Camille Carlisle

Third Gravitational-Wave Catalog Released

The latest results from LIGO, Virgo, and KAGRA bring several key revelations, including that black holes tend to come with certain masses.

Stargazers

Why We Look Up with Jennifer Willis

Stargazers: Community of Wonder

Companionship adds to the stargazing experience; but even if you're alone, you never know who else might be looking skyward.

GMT

Astronomy and Society

Astronomers Announce Priorities for Next Decade

The National Academy of Science detailed the direction for astronomy and astrophysics today for the coming decade.

Earth and Uranus compared

Explore the Night with Bob King

Uranus Queues Up for Opposition

Journey to a remote planet then double back to check in on the latest stirrings of Comet 29P/Schwassmann-Wachmann before touching the finger of dawn.

Spacecraft and Space Missions

NASA Selects Gamma-Ray Mission to Explore Positron Sources, Supernovae

The COSI mission will study the recent history of star birth, star death, and the formation of chemical elements in the Milky Way.

Aurora over a lodge

Celestial Objects to Observe

How to Photograph the Northern Lights

Follow these tips to help capture auroral displays.

Jupiter impact flash Oct. 15, 2021

Explore the Night with Bob King

Jupiter Whacked Again? Japanese Astronomers Record Possible Impact

A group of Japanese astronomers just discovered a potential new impact at the planet Jupiter.

Lucy

Astronomy in Space with David Dickinson

NASA Launches Lucy Mission to Trojan Asteroids

NASA’s ambitious Lucy mission has launched to explore Jupiter's Trojan asteroids, pristine examples of the solar system's early years.

Night Sky Sights

How Bright Will Comet Leonard Get?

We examine circumstances and expectations for the current apparition of Comet Leonard, which may become the year's brightest comet.

New Horizons

Solar System

New Horizons Discovers Kuiper Belt "Twins"

New Horizons has spotted two asteroid pairs in the outer solar system. Their existence sheds light on how planets formed.

Stargazer standing beneath the Milky Way

Why We Look Up with Jennifer Willis

Don't Postpone Joy: Why We Stargaze

Why do you stargaze? Amateur astronomer Jennifer Willis explores reconnection via the night sky.

Conflagration, Expansion and Fade

Celestial News & Events

Comet 29P Undergoes Brightest Outburst in Recent Years

Catch one of the most active small bodies in the solar system during a rare superoutburst.

Cassiopeia open clusters map

Explore the Night with Bob King

Cassiopeia Cornucopia — Pretty Little Clusters All in a Row

See nine unique open clusters in Cassiopeia while barely moving your telescope.

black hole shredding star

Black Holes

Shredded Star Reveals Elusive Middle-Mass Black Hole

Astronomers have used the death of a star to uncover details about a hidden intermediate-mass black hole.

VIPER

Spacecraft and Space Missions

NASA Announces Moon Landing Site for VIPER Mission

NASA’s VIPER rover will land and search for water ice in the unexplored Nobile region at the Moon's south pole.

Astronomy in Space with David Dickinson

CUPID Sun-Earth Space Weather CubeSat to Launch With LandSat-9

A small mission will hitch a ride to space in late September to study interactions at the Earth-Sun boundary.

Image of Jupiter, Saturn, and Mars

Astrophotography: Tips & Techniques

Getting Started in Planetary Imaging

It's planet season! Here are some tips to help you start imaging the giant planets while they're in easy view.

close up of a bug's face with two black eyes and white antennae and an orange-white body

Cosmic Relief with David Grinspoon

The Prime of Their Lives

The strange cycles of cicadas offer timely insight into the search for ET.

Pallas and Neptune time exposre

Explore the Night with Bob King

Asteroid Pallas Makes a Point in Pisces

Spice up your fall observing with a dash of Pallas and nibble of Neptune. Both planet and asteroid are easy to spot in a small telescope.

Possible Jovian impact flash

Solar System

Amateurs Spot New Impact Flash at Jupiter

An amateur astronomer has discovered a possible new impact flash in Jupiter's equatorial region. Observers may yet see the dark impact scar.

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