Astronomy
Saturn's Rings Will Temporarily Disappear From View in 2025
From Earth’s perspective, we’ll be looking at the gas giant’s rings edge-on, making them nearly impossible to see
Astronomers Spot the Oldest Black Hole Ever Seen, Shedding Light on the Early Universe
Dating to just 470 million years after the Big Bang, the ancient cosmic structure could help researchers understand how the first black holes formed
See the First Dazzling Images From the Euclid Space Telescope
The European Space Agency's observatory will map one-third of the sky over six years in a mission to understand the universe's dark matter and dark energy
How to See NASA's Bennu Asteroid Sample in Person
A tiny piece of the space rock made its public debut at the Smithsonian National Museum of Natural History, as scientists study the rest of the sample
NASA Finds a Surprise Second Asteroid During a Flyby Mission
While testing its tracking system, the agency's Lucy spacecraft discovered that Dinkinesh is not one space rock, but two
Astronomers Find Powerful 'Fast Radio Burst' That Traveled for Eight Billion Years
The strong blast of radio waves is the oldest known, and it could tell scientists more about the mysterious matter that lies between galaxies
A Supervolcano on Pluto May Have Spewed Ice Just a Few Million Years Ago
An unusual crater on the dwarf planet hints at past volcanic activity—and a possible vast ocean beneath its surface, scientists say
Mars' Core May Be Smaller Than Thought, Wrapped in a Sea of Molten Rock
Based on seismic waves from a meteorite impact, two teams of scientists suggest the Red Planet has another layer deep beneath its surface
The Moon Is 40 Million Years Older Than Thought, Lunar Rock Samples Suggest
A new analysis of crystals from the moon pushes its age back to just 110 million years after the solar system formed
Here’s How to Watch The Orionid Meteor Shower This Weekend
The celestial show will peak on the night of October 21 to 22, with around 23 meteors expected per hour
The Seven Most Amazing Discoveries We’ve Made by Exploring Mars
Scientists have learned a lot since they started sending crafts and rovers to our red neighbor
Did Ancient Egyptians Know Meteorites Came From Space?
Hieroglyphic texts suggest they understood the rocks, which contained valuable iron, did not originate on Earth
How to Watch the Annular 'Ring of Fire' Solar Eclipse on Saturday
A partial eclipse will be visible from all of the continental U.S., but only those in Oregon and the Southwest will have a chance to see the glowing ring
How to Watch the Draconid Meteor Shower This Weekend
Though it’s usually a smaller display, the Draconids have historically produced breathtaking outbursts of shooting stars known as "meteor storms"
Mysterious Planet-Like Objects in the Orion Nebula Are Baffling Astronomers
The James Webb Space Telescope has observed dozens of Jupiter-mass, often paired objects, nicknamed JuMBOs, raising questions about how they formed
See the Last Supermoon of 2023 Illuminate the Night Sky Thursday
This special type of full moon, which will be slightly larger and brighter than usual, will not occur again until fall 2024
'Spectacular' Polar Ring Galaxies May Be More Common Than Thought, Study Suggests
Astronomers have found two candidates for this rare type of galaxy, surrounded by a halo of hydrogen gas—and they could provide insights about dark matter
This Exoplanet May Be a Distant Ocean World, James Webb Telescope Finds
The observatory detected evidence of methane and carbon dioxide—and tentatively observed a molecule that, on Earth, is only made by living things
The Asteroid Hit by NASA Seems to Be Moving Strangely, High School Students Find
After the DART spacecraft made contact with Dimorphos last year, the space rock's orbit is declining more than expected, according to preliminary research
Newly Discovered Green Comet Is Passing By Earth This Week
Comet Nishimura, which appears only once every 435 years, is on track to approach the sun and shoot into deep space
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