Celestial body Active
Chi¹ Orionis
Chi¹ Orionis is a main-sequence or subgiant star included in the CosmoInsider stellar archive.
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Celestial body Active
Eta Cassiopeiae A
Eta Cassiopeiae A is a main-sequence or subgiant star included in the CosmoInsider stellar archive.
Celestial body Active
Xi Geminorum
Xi Geminorum is a main-sequence or subgiant star included in the CosmoInsider stellar archive.
Celestial body Active
Lambda Geminorum
Lambda Geminorum is a main-sequence or subgiant star included in the CosmoInsider stellar archive.
Celestial body Active
Procyon A
Procyon A is a main-sequence or subgiant star included in the CosmoInsider stellar archive.
Celestial body Active
55 Cancri A
55 Cancri A is a main-sequence or subgiant star included in the CosmoInsider stellar archive.
Celestial body Active
Merak
Merak is a main-sequence or subgiant star included in the CosmoInsider stellar archive.
Celestial body Active
Helene
Helene is an irregular moon of Saturn, with a mean radius of 17.6 km, sharing Dione’s orbital neighborhood as a Trojan moon in a gravitationally...
Celestial body Active
Himalia
Himalia is an irregular moon of Jupiter, ranked by NASA as the fifth largest, orbiting about 11.5 million km from the planet and thought likely t...
Celestial body Active
Hyperion
Hyperion is an irregular, nonspherical outer moon of Saturn, about 266 km across, notable for its porous-looking terrain, chaotic rotation, and a...
Celestial body Active
Iapetus
Iapetus is a moon of Saturn, discovered by Giovanni Cassini in 1671, distinguished by an extreme bright-dark division, a near-equatorial ridge, a...
Celestial body Active
Io
Io is a rocky moon of Jupiter whose intense volcanism is linked to tidal heating. Its surface and plasma environment form a dynamic system.
Celestial body Active
Janus
Janus is a cratered, irregular moon of Saturn, particularly known for sharing an orbit with Epimetheus and exchanging orbital positions with it a...
Celestial body Active
KW Sagittarii
KW Sagittarii is a supergiant star included in the CosmoInsider stellar archive.
Cosmic structure Active
Large Magellanic Cloud
A satellite galaxy of the Milky Way and a member of the Local Group.
Celestial body Active
Larissa
Larissa is a small, irregular, heavily cratered moon of Neptune, found in 1989 during Voyager 2’s encounter and located near Neptune’s faint ring...
Celestial body Active
Methone
Methone is a very small moon of Saturn, discovered in Cassini images and located between Mimas and Enceladus. Available observations emphasize it...
Celestial body Active
Metis
Metis is a small inner moon of Jupiter, located inside Io’s orbit and among the two closest moons that orbit within Jupiter’s synchronous-orbit r...
Celestial body Active
Mimas
Mimas is Saturn’s smallest and innermost major moon, a heavily cratered, slightly ovoid icy world best known for the enormous Herschel crater. Vo...