spaceflight

Don’t Be Surprised if EmDrive Experiments Never Work

Every few years the "EmDrive", a proposed method of generating rocket thrust without any exhaust, hits the news. Each time,…

2 months ago

Report Suggests That Astronauts Shouldn’t get More Than 600 Millisieverts of Radiation Exposure During Their Career. We get 2-3 a Year Down Here on Earth

Space may be pretty, but it's dangerous. Astronauts face a much higher dose of ionizing radiation than us Earth-bound folks,…

3 months ago

In a Comprehensive new Test, the EmDrive Fails to Generate any Thrust

The EmDrive is a hypothetical rocket that proponents claim can generate thrust with no exhaust. This would violate all known…

6 months ago

Virgin Galactic Sends Three People to the Edge of Space. Flights with Paying Customers Around the Corner Now

Virgin Galactic has reached another milestone in their fight test program. The VSS Unity spacecraft carried a third crew member…

3 years ago

Astronomy Cast Ep. 483: Stopping in Space

It's one thing to get from Earth to space, but sometimes you want to do the opposite. You want to…

4 years ago

Special Skinsuits Could Help Astronauts Avoid Back Pain When Their Spines Expand In Space

The microgravity in space makes astronauts' spines to elongate, causing back pain. A new SkinSuit being developed by the European…

4 years ago

Weekly Space Hangout: Feb 14, 2018: Joe Pappalardo’s “Spaceport Earth”

Hosts: Fraser Cain (universetoday.com / @fcain) Dr. Paul M. Sutter (pmsutter.com / @PaulMattSutter) Dr. Kimberly Cartier (KimberlyCartier.org / @AstroKimCartier )…

4 years ago

Flying Into the Sun? NASA’s Parker Solar Probe Mission

NASA is planning a mission to get as close as possible as we can to the Sun and reveal its…

4 years ago

The Mars Project! Von Braun’s Ideas for a Mars Mission. Collaboration with Vintage Space

In a special two part episode, Fraser collaborates with space historian Amy Shira Teitel at Vintage Space to investigate what…

4 years ago

What Are Fast Radio Bursts?

Here's a big mystery in astronomy: fast radio bursts. Brief shrieks of radio waves coming from space. What are they?…

4 years ago