What is NASA’s Heat Melt Compactor?

Dealing with trash is a challenge wherever people work and live, and space is no exception.…

Water Is Destroyed, Then Reborn in Ultrahot Jupiters

Ultrahot Jupiters are planets with scorching daysides, where water molecules are ripped apart, only to re-form…

Expedition Probes Ocean’s Smallest Organisms for Climate Answers

In August a team of scientists is sailing 200 miles to the northeastern Pacific Ocean with…

Getting More Out of Microbes: Studying Shewanella in Microgravity

While cities, towns, and spaceships operated entirely from energy generated by microbial sources are still the…

NASA’s Laser Communications Small Satellite Mission Demonstrates Technology First

For the first time, Optical Communication and Sensor Demonstration has successfully completed space-to-ground optical communications

Planetary Defense Has New Tool in Weather Satellite Lightning Detector

NASA's efforts to better understand asteroid impacts has found unexpected support from a new satellite sensor…

Is Mars’ Soil Too Dry to Sustain Life?

Life as we know it needs water to thrive. Even so, we see life persist in…

NASA’s TESS Spacecraft Continues Testing Prior to First Observations

After a successful launch on April 18, 2018, NASA’s newest planet hunter, the Transiting Exoplanet Survey…

Planet-Shifting Collision Shaped Uranus’ “Rolling” Rotation

Scientists have always wondered how Uranus got tilted so much that it spins on its side,…

NASA’s Kepler Spacecraft Pauses Science Observations to Download Science Data

Earlier this week, NASA’s Kepler team received an indication that the spacecraft fuel tank is running…