Where to Search for Fossils on Mars
Did an early biosphere exist on the Red Planet? And if so, is it still there?
Robert Goddard Was the Father of American Rocketry. But Did He Have Much Impact?
Questioning a pioneer’s legacy.
Mars-Bound MarCO Twins Will Go Where No CubeSat Has Ever Gone
A pair of 30-pound satellites point the way to cheaper space exploration.
Salts Help Bacteria Survive on Mars
The Southern Highlands of Mars would make a good site for a future landing mission.
It helped jump-start commercial aviation, and tied a growing country together.
Diamonds in Meteorites Offer a Glimpse of the Early Solar System
These rocks formed under higher pressure than you’d normally get from an asteroid collision.
You’ve Got the Job, Now Here’s Your Parachute
Tired of your hum-drum life? Why not become a secret agent?
Netflix Documentary Profiles the Women Who Could Have Been Mercury Astronauts
Thirteen women were excellent candidates for spaceflight, but the times were not right.
Jim Bridenstine Confirmed as NASA Administrator
Now, we untangle how to return to the Moon.
Remember the Westland Wapiti? How about the Avro Rota?
Can We Be Sure We’re the First Industrial Civilization on Earth?
Finding traces of ancient technology would be no easy task.
Meet TESS, the Next Generation Exoplanet Hunter
Kepler was the planet counter. TESS will help us tell their stories.
You Don’t Want to Be on Proxima b During a Stellar Eruption
The closest exoplanet to Earth is lifeless, due to superflares.
The first cosmonaut has his own AR avatar(s).
My first long-range solo flight brought some surprises.
Delivering a RP-63A in 1944.
SpaceShipTwo Fires Its Rocket to Resume Powered Test Flights
Another step closer to suborbital space tourism.
Transporting the squadron cat.
Air Traffic Controllers Are a Specific Breed
They get edgy when something is out of place.
When your spacecraft doubles as emergency rations.
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