Astronomy

The book recently underwent a three-month conservation process.

A Rare Atlas of Astronomy From the Dutch Golden Age Goes on Display in England

The copy of "Harmonia Macrocosmica" dates back to the 17th century and includes ancient theories of the universe

The near side of the moon has been studied more extensively than the far side.

The Far Side of the Moon Was Volcanically Active, New Studies Confirm

Scientists analyzed the first and only rock samples from the region, which were brought back to Earth as part of a recent Chinese mission

The Super Hunter's Moon of October 2024 rises over a headland near Bondi Beach in Sydney, Australia.

See the Full Beaver Moon on Friday, the Last Dazzling Supermoon of 2024

November's spectacle closes out a series of four big and bright full moons that have captivated sky watchers since late summer

The Leonids sometimes produce fireballs, or unusually bright streaks of light that linger in the night sky. 

How to See the Stunning Leonid Meteor Shower This Weekend

Though the nearly full moon will likely outshine some of these speedy meteors, you may still be able to catch a glimpse of bright fireballs and low Earth-grazers

In 1986, Voyager 2 took this image of Uranus during its flyby.

Voyager 2 Measured a Rare Anomaly When It Flew Past Uranus, Skewing Our Knowledge of the Planet for 40 Years, Study Suggests

The roughly six-hour flyby in 1986 revealed Uranus' protective magnetic field was strangely empty. Now, researchers say that the data could have been affected by a solar wind event

Screenshot from a video of the fireball reported to the American Meteor Society.

Watch a Starlink Satellite Plummet Through the Atmosphere in Videos Captured Last Weekend

The fireball—one of many decommissioned satellites from SpaceX's internet service—was spotted by dozens of people across at least four states, and many mistook it for a meteor

A depiction of the 1833 Leonids, based on a first-person account of the 1833 storm by a minister, Joseph Harvey Waggoner, on his way from Florida to New Orleans.

Americans Fell in Love With Science When the Breathtaking Leonid Meteor Shower Lit Up the Skies Across the Nation

In 1833, hundreds of thousands of shooting stars inspired songs, prophecies and a crowdsourced research paper on the origins of meteors

Image captured by Juno during its 66th perijove, then further processed with color enhancement by Gerald Eichstädt and Thomas Thomopoulos.

Check Out the Stunning New Images of Jupiter From NASA's Juno Spacecraft

On its 66th flyby of the king of planets, Juno has captured spectacular views of the stormy atmosphere, processed by citizen scientists

In a version of the iconic "Pillars of Creation" image, the James Webb Space Telescope turned its powerful near-infrared-light cameras on the Eagle Nebula in 2022.

This Stunning New Atlas Explores Humanity’s Ancient Relationship With Space and the Universe

Written by the former chief historian of NASA, the book examines the evolution of our cosmic understanding—from early civilizations to the present day

Analysis of the Bullet Cluster, which was formed after two large clusters of galaxies collided, supports the existence of dark matter.

After Decades of Searching, Are Physicists Closing In on Dark Matter?

With no conclusive laboratory results, researchers are turning to other methods to find the elusive substance

A color-enhanced photo of Pluto that was captured by the New Horizons spacecraft in 2015

The Seven Most Amazing Discoveries We’ve Made About Pluto

Though technically not a planet, it has as rich geology as any of its planetary siblings in the solar system

The Perseid meteor shower over Inner Mongolia, China, on August 14, 2023. When a meteor falls to the ground, it's called a meteorite.

Astronomers Uncover the Origin of Most of Earth's Meteorites, Shedding Light on Our Solar System's Past

Prior to the new research, scientists had traced the source of just 6 percent of the known meteorites that fell on our planet

The Orionids will be visible from both hemispheres, but they may be somewhat obscured by light from the moon.

How to Watch the Bright and Speedy Orionid Meteor Shower

While the Orionids, peaking early Sunday and Monday, might be hard to see because of the waning gibbous moon, these zippy meteors can produce long "trains" that last up to several minutes

An area of the mosaic released by ESA’s Euclid space telescope on October 15, 2024, which is zoomed in 36 times compared to the large mosaic.

See the First Section of the Largest-Ever Cosmic Map, Revealed in Stunning Detail by the Euclid Space Telescope

The final 3D atlas of the sky will help scientists study dark matter and dark energy, which make up 96 percent of the universe but remain mysterious

A full moon rises in Denali National Park and Preserve in Alaska. The full moon this week is the closest one of the year.

See the Super Hunter's Moon Tonight, the Biggest and Brightest Full Moon of the Year

This week's supermoon is closer to Earth than any other in 2024

The northern lights, seen from Alaska on October 7, 2024

You Could See Dazzling Auroras Tonight as 'Strong' Solar Storm Hits. Here's What to Know

Predicted to bring the northern lights as far south as parts of California and Alabama, a large coronal mass ejection from the sun collided with our planet Thursday morning

An illustration of a nova similar to T Coronae Borealis shows a binary system of a white dwarf and a red giant orbiting each other.

Astronomers Are Watching for a Once-in-a-Lifetime Nova Explosion. When Will We See It?

A recurrent nova, known as the Blaze Star or T Coronae Borealis, is predicted to soon appear in the night sky. But the exact timing of the rare eruption remains unknown

A Draconid meteor streaks across the sky as the northern lights glow, as seen from north of Stockholm on October 8, 2011.

How to Catch a Glimpse of the Draconid Meteor Shower

While the annual shower usually makes for a sleepy showing, it has been known to produce fantastic outbursts in the past

An illustration of the newly detected exoplanet Barnard b, with the red dwarf Barnard's star in the background.

Astronomers Discover a Small Exoplanet That's Our Cosmic Neighbor at Just Six Light-Years Away

Orbiting Barnard's star, the nearest solo star to Earth, the world is too hot to be habitable—a scorching 257 degrees Fahrenheit

Comet C/2023 A3 (Tsuchinshan-ATLAS) on September 28, 2024.

Two Comets Could Be Visible to the Naked Eye This Fall. Here's How to Get the Best View

While expectations are high for some special sightings, experts warn that comets are notoriously fickle and unpredictable

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