NASA Satellite Data Exposes a Hidden Global Water Crisis
In many water-stressed regions of the world, the signs are obvious. Just look at the dramatically shrunken Colorado…
A Cold War Spy Satellite Named After Farrah Fawcett Just Blew Apart in Orbit
An American spy satellite unexpectedly shattered into pieces, creating a cloud of debris in low-Earth orbit. The U.S.…
Space Lasers Are About to Get Their First Real Test Generating Energy
Google, SpaceX, and a host of startups are all planning to build data centers in space. But for…
New Satellite Engine Could Use Earth’s Atmosphere as Fuel To Stay in Orbit Indefinitely
Fully Assembled RF Helicon-based Plasma Thruster. Credit: F. Romano A satellite engine that uses atmospheric gases as fuel…
Astro Bob: Harvest Moon shines a bountiful light as fall begins – Duluth News Tribune
Fall begins on Tuesday, Sept. 22 at 7:05 p.m., followed by the Harvest Moon — the full moon…
This NASA Color Trick Was Meant for Mars. Now It’s Unveiling Rock Art on Earth
In 2005, archaeologist Jon Harman was attending a conference on rock art when he came across an unexpected…
Astro Bob: How to watch the Thursday, Aug. 27 lunar eclipse – Duluth News Tribune
Weren’t able to see the recent solar eclipse? You hold an ace in your hand — celestial mechanics.…
NASA’s New 3D Model Shows the Earth Is a Lumpy Mess
a new visualization of Earth looks nothing like the Blue Marble seen from space. NASA has released a…
Pentagon awards $7.1 million to expand U.S. production of cover glass for satellites
WASHINGTON — The Pentagon awarded $7.1 million to Martin Materials Solutions to expand U.S. manufacturing of space-qualified cover…
Astronomers Found a Hidden Swarm of Space Junk Threatening Earth’s Most Valuable Orbit
Earth’s geosynchronous orbit (GEO) holds some of the most valuable satellites that carry out tasks for phones, television,…
This Startup Wants to Use Space Mirrors to Light Up Earth at Night. Feds Just Said Go Ahead
California startup Reflect Orbital received clearance to launch its first satellite, aiming to build a constellation to illuminate…
Astro Bob: Stuck on the sickle moon – Duluth News Tribune
When the moon drops out of the scene, the stars shine in all their grandeur. While a moonless…