Hubble to use moon as mirror to see Venus transit
Friday, May 4, 2012 - 15:00
in Astronomy & Space
This mottled landscape showing the impact crater Tycho is among the most violent-looking places on our moon. Astronomers didn't aim NASA's Hubble Space Telescope to study Tycho, however. The image was taken in preparation to observe the transit of Venus across the sun's face on June 5-6.