HAMMER, (still) hypothetical spacecraft to deflect asteroid and a story of the Earth passing by asteroid and comet dust that give us meteor shower.
Dec 16th: HAMMER, Comets and Asteroids
Dec 15th: Astronomy at the European Southern Observatory (ESO)
Join @deepastronomy today talk about astronomy at the European Southern Observatory (@ESO) more at #365daysOfAstro
Dec 14th: Searching for Buried Secrets on Mars
Selfie by InSight spacecraft. The best one from Mars.
Dec 13th: The Stars are Out Tonight
How hot was the cosmic microwave background? Do gravitational waves travel at the speed of light? How do we understand cosmological redshift?
Dec 12th: 15 Years of the Spitzer Space Telescope, With Michelle Thaller
Check out today’s discussion by @Andy_SSA & Michelle Thaller about 15 Years of the Spitzer Space Telescope and other mission at #365DaysOfAstro
Dec 11th: The Kinetic Energy Formula
Steve and the Cheap Astronomy team investigate kinetic energy and special relativity and find some fantastic formulas.
Dec 10th: 2018 Holiday Gift Guide
We did it, we made it to the end of another year. Once again it’s time to wonder what gifts to get your beloved space nerds. We’ve got some suggestions. Some are brand new this year, others are classics that we just can’t help but continue to suggest. Let’s get into it.
Dec 9th: Going Far & Small But Deadly
The discovery of Comet C/2018 F3 (Johnson) and asteroid 2018 FO5! You know what? Comet C/2018 F3 will be back in 2037.