Questions tagged [trojan-asteroids]

Questions about Trojan Asteroids, asteroids that co-orbit major planets.

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Is there a reason Tethys and Dione are the only moons known to have trojans?

Trojans have been found at the L4 and L5 points of most planets. However Tethys and Dione, both moons of Saturn, are the only known moons in the Solar System to have trojans of their own. Is this just ...
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Is the main asteroid belt triangular? [duplicate]

I have seen the following image: https://qph.fs.quoracdn.net/main-qimg-79f340ea54527d700f8863b894a1984a
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9 votes
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Orbits of Trojan Asteroids

I understand that the Trojan points are located 60 degrees ahead and behind a planet in its orbit. However, since there are quite a number of Trojans in Jupiter's orbit, they cannot all be exactly at ...
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Why is Saturn the only large planet without any trojans?

Every planet apart from Mercury and Saturn has trojans in its L4 and/or L5 points. Mercury is easy enough to explain: It is small, has an eccentric orbit that precesses, and any trojans it has would ...
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5 votes
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Why Trojans haven't merged into moons

Jupiter's trojans are located in the L4 and L5 Lagrange points. These two points are stable, so why don't all the trojans have already merged into small moons? And since it's not the case, what ...
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2 votes
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Would it have been possible to send a radio signal towards ʻOumuamua?

As we could not get any radio signals from asteroid ʻOumuamua, couldn't we have sent a powerful radio signal to it and then check if we can get any radio signal in response? This way we can at least ...
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Hypothetical planet jump: Will it perturb star systems?

In a more speculative corner of SE somebody was dreaming up a story of planets traveling between star systems through wormholes. I was wondering how much the appearing/disappearing of a planet the ...
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Which solar system objects have the least stable solar orbits?

My research is not giving me anything definitive. Are the Apollo asteroids orbits less stable than the Centaurs or any Trojans, or is another class of objects in less stable solar orbits? On what ...
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Could Hot Jupiter systems sustain Trojans?

My understanding is that there is a gravitationally stable region between the Sun and Mercury where asteroids could - in theory - orbit for long periods without being perturbed. However these ...
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4 votes
1 answer
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What would be the sizes of the bodies created from Jupiter's trojans?

If all trojans from the Greek camp and all the trojans of the Trojan camp were combined into two bodies respectively, what sizes and masses these bodies would have? Would they qualify as dwarf planets?...
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Trojan satellites [closed]

By extension, any object in this kind of orbit has also become known as a Trojan, so Mars, Uranus and Neptune all have Trojans of their own. Earth's first Trojan, the asteroid 2010 TK, was identified ...
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What is a "jumping trojan"? And what do their orbits look like?

I was googling Neptune's trojan companions and found on Wiki this claim about ~200 km diameter (316179) 2010 EN65: " the object is actually a jumping trojan, is jumping from the Lagrangian point ...
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7 votes
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Are trojans in L5 more likely than in L4?

Mars has much more trojans in L5. Does it reflect a common pattern?
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2 votes
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Asteroids in langrangian Points 4 & 5

There are Asteroids "trapped" in Jupiters Langrange points 4 and 5 called trojans and greeks. Are there any asteroids in the earths L4 and L5? Have we seen asteroids in Lagrange points of the earth ...
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What are Trojan Asteroids and where are they located?

Asides from the main Asteroid Belt, there are Trojan Asteroids - what are these and where are they located?
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