Astronomy Fact of the Day: January 28, 2018

32 years ago Space Shuttle astronauts aboard the STS-51-L mission perished as a critical failure of two O-ring seals lead to ascent failure. Each year NASA holds a day of remembrance for Apollo 1, STS-51-L, and STS-107.

Astronomy Fact of the Day: January 26, 2018

The 8th planet from the Sun is Neptune. Like Uranus, Neptune is an ice giant. It has a deep blue color for the same reason our sky appears blue. Molecules in its atmosphere scatter blue light from the Sun.