Who discovered Calypso in 1980?
Dan Pascu, P. Kenneth Seidelmann, William A. Baum, and Douglas G. Currie spotted Calypso in 1980 through ground-based observations.
Questions about Calypso (moon)
Short answers, pulled from the story.
When did the International Astronomical Union officially name Calypso?
The International Astronomical Union officially named the object Calypso in 1983 after a figure from Greek mythology.
Where is Calypso located relative to Tethys?
Calypso resides at Tethys's trailing Lagrangian point sixty degrees behind the parent moon.
What causes the extreme brightness of Calypso surface?
Its visual geometric albedo measures 1.34 at visible wavelengths due to sandblasting particles originating from Saturn's E-ring.
How many known trojan moons exist in the solar system according to the text?
These two bodies represent half of the four known trojan moons currently identified in the solar system.