Lyman-alpha

Once New Horizons was out Beyond Pluto, it Could Finally Measure the Brightness of the Milky Way

The New Horizons spacecraft has been speeding away from Earth since it launched in 2006. Scientists using the Alice UV…

7 months ago

Red-faced Pluto Full of Surprises

Hey, Mars, you've got company. Looks like there's a second "red planet" in the Solar System — Pluto. Color images…

7 years ago