The atmospheric carbon dioxide was thought to be the result of the oxidation of oxygen molecules in the exosphere. As a ...
Looking for a sky event this week? Check out our full Sky This Week column. January 25: Aries' Hoofprint Saturn's four brightest moons are lined up for ideal viewing this evening. You can catch the ...
Across the span of 1671 through 1684, Italian-French astronomer Giovanni Cassini discovered four moons of Saturn while working under the patronage of King Louis XIV. Cassini collectively named the ...