Exo-Planets: 70% Eccentric Orbits - Does It Imply Rare Solar System?

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In summary, the conversation discusses the discovery of exo-planets with eccentric orbits and the implications for the rarity of planetary systems similar to our own solar system. It is mentioned that about 70% of exo-planets have eccentric orbits and it is questioned whether this implies our solar system is rare. It is also noted that detecting planetary systems with eccentric orbits is easier using current methods and that our technological limitations prevent us from detecting Earth-like planets around nearby stars. The conversation ends with the mention of a potential project on this topic.
  • #1
Gold Barz
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Most (about 70%) of the exo-planets we discovered has an eccentric orbit, could it have a non-eccentric planet orbiting the same sun?

Also, does finding 70% of exo-planets having eccentric orbits imply our solar system is rare?
 
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  • #2
Planetary systems with eccentric orbits are easier to detect using existing methods.

Why are you so pre-occupied with the rarity of planetary systems similar to the solar system? Practically all of your threads and posts are on this single topic.

Right now, we do not have the technological ability to detect Earth-like planets around even the stars in our immediate vicinity. We have no idea whether they exist or not, because we couldn't yet detect them even if they did.

All that you're left with is speculation.

- Warren
 
  • #3
Because I might do a project on this, with orbits and stuff

"Planetary systems with eccentric orbits are easier to detect using existing methods." - Yeah, that's what I thought so too
 

1. What is an exo-planet?

An exo-planet is a planet that orbits a star outside of our solar system.

2. What does it mean for an exo-planet to have an eccentric orbit?

An eccentric orbit refers to the shape of an exo-planet's orbit around its star. If the orbit is more circular, it is considered to have a low eccentricity. If the orbit is more elongated, it is considered to have a high eccentricity.

3. Why are eccentric orbits important to study in exo-planets?

Eccentric orbits can provide valuable information about the formation and evolution of exo-planets. They can also affect the planet's climate and potential for habitability.

4. Is it rare for exo-planets to have eccentric orbits?

Based on current data, it appears that a majority of exo-planets have eccentric orbits. However, the exact percentage is still being studied and may vary depending on the sample size and methods used for detection.

5. How does the eccentricity of an exo-planet's orbit affect its solar system?

The eccentricity of an exo-planet's orbit can have various effects on its solar system, including influencing the orbits and interactions of other planets in the system, affecting the climate and potential for life on the planet, and potentially causing extreme temperature fluctuations.

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