19 min listen
Quasar’s Light Echoes After 6.73 Years
Quasar’s Light Echoes After 6.73 Years
ratings:
Length:
21 minutes
Released:
Sep 23, 2022
Format:
Podcast episode
Description
Astronomers using the 1.2-meter Whipple Observatory to follow the brightness of a lensed galaxy for 14.5 years have calculated that the time delay between light arriving along the shortest and farthest paths is 6.73 years. Plus, DART, Hayabusa2, Juno, fast radio bursts, and This Week in Space History, we look back at NASA’s 1990s attempts to reach Mars.
Released:
Sep 23, 2022
Format:
Podcast episode
Titles in the series (97)
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