Environment

February 18, 2019

NASA experiments suggest problems lie ahead for astronauts during Mars mission

By definition, astronauts who embark on the first crewed mission to Mars will encounter a combination of challenges and risks that humans have never experienced before, […]
February 16, 2019

Year in space put U.S. astronaut’s disease defenses on alert

Year in space put U.S. astronaut’s disease defenses on alert Nearly a year in space put astronaut Scott Kelly’s immune system on high alert and changed […]
February 14, 2019

NASA’s Mars Opportunity Rover Is Likely Dead

Mission leads have not heard from Oppy since it was caught in a massive dust storm last June. On Wednesday, NASA will likely announce that it […]
February 13, 2019

The Holy Grail of Astrobiology

In the past, the amount of information that astronomers have been able to discern about an exoplanet has been limited. The exoplanet transit method looks for […]
February 8, 2019

How Does Weather Affect Space Travel?

Imagine a world where every day is 70 degrees and sunny. Roads would be safer, you’d never get blue about a gray sky and every space […]
January 31, 2019

How do Astronauts Grow Plants Grow in Space?

For humans to survive off Earth, we’ll need vegetables to eat and flowers to admire. Earlier this month, tiny green plants sprouted on the moon. The plants arrived […]
January 27, 2019

How an Ancient Rock Carrying Earth’s Oldest Known Crystals Ended Up on the Moon

“Big Bertha,” a lunar rock that was picked up by Apollo 14 astronauts, originated on Earth 4.1 billion years ago, according to a new study. A […]
January 24, 2019

Changing How We Build Satellites Could Do More Than Reduce Space Junk

“Space is for everyone” is a popular saying, but it rarely holds true — partly because space is expensive, and partly because certain countries have decades of […]
January 23, 2019

A Step in the Right Direction: Solar Electric Propulsion (SEP)

As we all know, NASA plans to extend human presence across the solar system, including the Moon and Mars. To do that, it needs to shorten […]