This Week in Space! Buzz Aldrin Turns 90

In case you have been living under a rock for the past 50 years, Buzz Aldrin is an American engineer, former astronaut and fighter pilot, but is perhaps best known as the lunar module pilot on the 1969 Apollo 11 mission. He and mission commander Neil Armstrong were the first two humans to land on the moon.

SpaceX Approaches Key Survival Test for Manned Missions

Tomorrow, Elon Musk’s space logistics company SpaceX is scheduled to perform one of the final tests of its Crew Dragon capsule for manned missions to and from low-Earth orbit.

This Week in Space: NASA Launches Landsat 1 on January 13, 1972

This week in 1972, NASA launched the Earth Resources Technology Satellite from Vandenberg Air Force Base in California. It was later renamed Landsat 1.

This Week in Space! January 6, 1905: Charles Perrine Discovers a New Moon of Jupiter

This week in 1905, Charles Dillon Perrine discovered a new moon of Jupiter, later named Elara (from Greek mythology, the mother of the giant Tityus and fathered by Zeus).

This Week in Space! Buzz Aldrin Turns 90

SpaceX Approaches Key Survival Test for Manned Missions

This Week in Space: NASA Launches Landsat 1 on January 13, 1972

This Week in Space! January 6, 1905: Charles Perrine Discovers a New Moon of Jupiter

In case you have been living under a rock for the past 50 years, Buzz Aldrin is an American engineer, former astronaut and fighter pilot, but is perhaps best known as the lunar module pilot on the 1969 Apollo 11 mission. He and mission commander Neil Armstrong were the first two humans to land on the moon.
Assuming an asteroid is on an imminent collision course with Earth, there are a number of ways we might prevent it. The asteroid could be slowed down, sped up, or by slightly changing its trajectory just enough so that it does not intersect with Earth’s orbit when and where Earth happens to be.