TL

Timothy A. Livengood

1 records found

NASA's EPOXI mission used the Deep Impact spacecraft to observe the disk-integrated Earth as an analog to terrestial exoplanets' appearance. The mission took five 24 hr observations in 2008-2009 at various phase angles (57. 7-86. 4) and ranges (0.11-0.34 au), of which three equat ...