Astronomy
Scientists Find Ghostly Neutrino Particles From the Milky Way
It's no surprise that neutrinos come from within our galaxy, but the tiny, chargeless particles are very hard to detect
The Real History Behind the Archimedes Dial in 'Indiana Jones and the Dial of Destiny'
A device called the Antikythera mechanism is the true-life basis for the object at the center of the franchise’s latest installment
Could You Decode a Message From Aliens?
An artist is challenging researchers and amateurs alike to practice parsing an extraterrestrial communication
These National Parks Are Hosting Stargazing Festivals in 2023
As more areas grow brighter with light pollution, national parks across the country have become dark-sky havens
Newly Discovered Exoplanet May Be Covered in Volcanoes
Astronomers found an Earth-sized world that could have liquid water on its surface and may be able to support life
Astronomers Identify the Largest-Ever Cosmic Explosion
The burst is ten times brighter than any known exploding star and has lasted for more than three years
Saturn May Have Just Won the 'Moon Race' With 62 More Discovered
It will likely reign supreme as our solar system's planet with the most moons from now on, astronomers say
In a First, Scientists Witness a Dying Star Swallowing a Planet
Astronomers believe the doomed world was a gas giant about the size of Jupiter
Widespread Auroras That Lit Skies This Week Are Getting More Common
The stunning colors that dazzled viewers on Sunday will appear again as the sun's activity builds to a peak in 2025
See the Sharp New Image of a Supermassive Black Hole
Astronomers used machine-learning technology to improve a 2019 visualization of the M87 black hole, located some 54 million light-years away from Earth
How to Watch the Spectacular Lyrid Meteor Shower
One of the oldest recorded annual showers, the Lyrids will peak on April 22
Why It’s Time for a Worldwide Lights-Out Program
A new Smithsonian exhibition delves into the issue of light pollution, with easy solutions offering an immediate change
See the James Webb Telescope's Stunning New Snapshot of an Exploded Star
The supernova, known as Cassiopeia A, is located roughly 11,000 light-years from Earth and could offer insights into cosmic dust and star death
Black Hole Hurtling Through Space Leaves a Trail of Stars in Its Wake
Researchers theorize a stream of stars 200,000 light-years long came from a black hole ejected from its galaxy
Everything You Need to Know About the 2024 Total Solar Eclipse
A veteran eclipse chaser explains how to get ready for one of the planet’s biggest celestial events
See Colorful Paintings of the Zodiac Signs From an Ancient Egyptian Temple
Newly restored, the Ptolemaic era reliefs were previously covered by a layer of dirt and soot
How to Watch Five Planets Align in the Night Sky This Week
Mercury, Venus, Mars, Jupiter and Uranus will appear as if in a parade in the Western sky on Tuesday
Burning Space Junk Creates Mysterious Lights in California Sky
Bright streaks observed Friday were jettisoned equipment from the International Space Station re-entering Earth’s atmosphere
See the James Webb Telescope's Rare New Image of a Dying Star
The star is on the cusp of exploding in a supernova and may offer insights into the universe's so-called "dust budget crisis"
What Does the Universe Sound Like?
The Smithsonian Astrophysical Observatory and other researchers have melded astronomy and music to offer a new oeuvre
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