Solar System
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
NASA Launches Mission to Study Distant Asteroid
The metal-rich object could hold clues about how our planet formed
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
A Sample of Ancient Asteroid Dust Has Landed Safely on Earth
NASA's OSIRIS-REx mission retrieved bits of rock and dust from the asteroid Bennu, which could help scientists uncover the origins of life on our planet
India Launches Mission to Study the Sun and Space Weather
The Aditya-L1 spacecraft will examine the star's outer layers and aim to shed light on its violent—and potentially damaging—storms
Neptune's Clouds Have Disappeared, and the Sun Might Be Responsible
Scientists have linked shifts in the distant planet's cloud coverage to the ever-oscillating solar cycle, which is due to peak soon
See the James Webb Telescope's First Image of Saturn and Its Rings
The new shot also features three of the planet's many moons, including Enceladus, a strong candidate for hosting life
Scientists Find Phosphorus—a Key Element for Life—on a Saturn Moon
This is the last of six essential elements for life to be detected on Enceladus, giving the strongest indication yet that its ocean is habitable
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
Read the Poem NASA Will Send to Jupiter's Moon Europa
Alongside Ada Limón's words, you can add your name to the spacecraft that will search for life on the icy moon
Sand Dune Features Hint at 'Recent' Water Flow on Mars
Between 1.4 million and 400,000 years ago, liquid salt water may have made cracks and crusts near the Martian equator, per data from China's Zhurong rover
Saturn's Rings May Be Younger Than Thought—and Disappearing
Data from NASA's Cassini mission points to the rings being no more than 400 million years old—quite young in the planet's 4.5-billion-year history
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
James Webb Telescope Reveals Asteroid Belts Around Nearby Young Star
The findings suggest the star Fomalhaut may have orbiting planets hidden among its rings of debris
Possible Meteorite Crashes Into New Jersey Bedroom
The rock broke through the roof and ceiling of a home but did not cause any injuries
See the First Detailed Close-Ups of Mars' Moon Deimos
A United Arab Emirates spacecraft took a high-resolution look at the mysterious moon and uncovered new evidence about its origin
Juice Mission Launches to Explore Jupiter and Its Icy Moons
The spacecraft will investigate oceans that might lie beneath the moons' surfaces and study whether they could support life
James Webb Telescope Captures Detailed Image of Uranus’ Rings
The high-tech observatory also observed two storm clouds on the planet, a polar cap, six moons and distant galaxies
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
Scientists Spot Recent Volcanic Activity on Venus
The findings in 30-year-old radar image data all but confirm that volcanoes on Earth’s hellish sister planet are still active today
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