One Asteroid Collision May Have Rocked Earth, Mars, and the Moon
A Southwest Research Institute-led study has connected a specific asteroid collision in the main belt to an inner-solar-system-wide…
Puzzling Near-Earth Asteroid Turns Out to Be Comet with Weak Tail
The near-Earth object (875163) 1998 SH2, which is currently classified as an asteroid, has revealed a hidden identity: it’s…
Astronomers Found the Sun’s Missing Silver Hiding in Plain Sight
Theoretically, the Sun shares its chemical origins with meteorites that are billions of years old. But for decades,…
NASA’s New Horizons Spacecraft Wakes Up Nearly 6 Billion Miles from Earth After Almost a Year in Hibernation
NEED TO KNOW The spacecraft emerged from a 321-day hibernation 5.9 billion miles from Earth, with signals taking…
The Propellantless Spacecraft Technologies That Could Help Us Reach the Stars
A Soyuz-FG rocket launches from “Gagarin’s Start” (Site 1/5), Baikonur Cosmodrome. Credit: Bill Ingalls Future spacecraft may travel…
Astronomers Find an Atmosphere on a Nearby Earthlike Planet
There are a few key features that make a planet amenable to life, at least life as earthlings…
11 Years After Historic Flyby, Scientists Discover Giant Landslides on Pluto
In July 2015, NASA’s New Horizons spacecraft gave us our first look at Pluto’s surface in spectacular detail.…
China’s Tianwen-2 Spacecraft Reaches Earth’s Quasi-Moon after One Billion-Kilometer Journey
On July 2, 2026, the Tianwen-2 probe closed to within 20 km (12.4 miles) of the small near-Earth…
NASA’s Pluto Probe Is Finally Approaching a Major Boundary of Deep Space
In late June, NASA’s New Horizons spacecraft woke up from a nearly year-long slumber at a distance of…
Japanese space probe, size of a fridge, flies near asteroid in planet defence test
A Japanese space probe performed a fly-by of a near-Earth asteroid on Sunday, in a test mission for…
WHAT’S UP IN THE SKY: Microwaves from outer space | Astronomy
Today: Let’s learn about Capella. It is the fourth brightest star we can see in Ellensburg. It is…
Mars Meets Uranus Before Dawn On July 4 In Closest Pairing Until 2053
Topline A rare dawn conjunction on Saturday, July 4, brings fourth planet Mars and seventh planet Uranus unusually…