Astronauts have recently discovered a rare space ingot. This object looks like both asteroid and comet. This new space body is called the active asteroid.
Maine point
This asteroid has been named 2019 LD2. It has a orbit like an asteroid and a tail like a comet. 2019 LD2 shares Jupiter's orbit and Jupiter is a part of an asteroid herd called Trojan.
This is the first space body that emits gas like a comet.
This asteroid was discovered by asteroid Terrestrial-impact Last Alert System (ATLAS).
conclusion
This discovery makes clear that Jupiter has a large amount of ice beneath the Trojan surface. Until now, there was no evidence about the presence of ice beneath their surface.
Active Asteroids
Active asteroids are a type of celestial body that looks like a comet. The first active asteroid was discovered by Elst Pijaro.
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