Number Of Planets Per Star That Can Support Life

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What is the average number of planets per star? - Quora

    https://www.quora.com/What-is-the-average-number-of-planets-per-star
    Feb 26, 2018 · It appears from the Kepler planetary search that our sun is about average as far as having planets surrounding it. Kepler has monitored about 156,000 stars, found over 2,000 confirmed exoplanets. Including other astronomical surveys, as of 1 Febru...

How Many Habitable Planets are in the Milky Way Galaxy?

    https://www.thoughtco.com/counting-habitable-planets-3072596
    What's more is that, by its own determination, this region is decidedly star-poor; most of the galaxies stars in the plane are in the bulge (the inner third of the galaxy) and in the arms. So we may only be left with 1% of the galaxy's stars that can support life-bearing planets. And it …

The Drake Equation Astronomy 801: Planets, Stars ...

    https://www.e-education.psu.edu/astro801/content/l12_p5.html
    f l = the fraction of those planets that can support life on which life actually develops; ... That number appears to be very close to 1 star per year. Also, from our observations of stars with protoplanetary disks and with extrasolar planets, we think that f p is likely 1 or close to 1, too. The rest of the values in the equation require you ...

HABITABLE PLANETS For every star with planets, how many of ...

    http://www.as.utexas.edu/astronomy/education/spring05/scalo/lectures/309L-1EHabitablePlanets.pdf
    For every star with planets, how many of these planets (on average) ... But if the CHZ is this big, could have several habitable planets per star. It’s important to understand how the location and size of the CHZ depends on the luminosity (and hence mass, for main sequence stars) of the ... and suggest that life on inner planets may be rare ...

Kepler: 20% of Sun-like stars have habitable planets ...

    https://www.extremetech.com/extreme/170404-kepler-20-of-sun-like-stars-have-habitable-planets-alien-life-drake-equation-finally-has-a-leg-to-stand-on
    Nov 06, 2013 · Kepler: 20% of Sun-like stars have habitable planets, alien life Drake equation finally has a leg to stand on. By Graham Templeton on November 6, 2013 at 9:37 am; Comment

Drake equation - Wikipedia

    https://en.wikipedia.org/wiki/Drake_equation
    Recent analysis of microlensing surveys has found that f p may approach 1—that is, stars are orbited by planets as a rule, rather than the exception; and that there are one or more bound planets per Milky Way star. Average number of planets that might support life per star that has planets, n e

How many planets in our universe could support life ...

    https://science.howstuffworks.com/planets--universe-support-life.htm
    Author's Note: How many planets in our universe could support life? While some find the possibility of extraterrestrial life firmly in the category of unicorns and psychic powers, one can't help but be a little awed by the idea that Earth has about 50 sextillion chances to make a new friend. Related ArticlesAuthor: Kate Kershner

List of potentially habitable exoplanets - Wikipedia

    https://en.wikipedia.org/wiki/List_of_potentially_habitable_exoplanets
    19 rows · List of exoplanets in the conservative habitable zone. In astronomy and astrobiology, the …

60 Billion Alien Planets Could Support Life, Study ...

    https://www.space.com/21800-alien-planets-60-billion-habitable-exoplanets.html
    60 Billion Alien Planets Could Support Life, Study Suggests ... predicted that there should be one Earth-size planet in the habitable zone of each red dwarf, the most common type of star. But a ...

How many planets in the universe can support life? Socratic

    https://socratic.org/questions/how-many-planets-in-the-universe-can-support-life
    Mar 22, 2016 · Only one that we know of. The only planet that can support life that we know of is Earth. The set of circumstances for a planet to be able to support life, things like temperature range, atmosphere, available water, and the existence of a magnetosphere are not all that unique to Earth. There are planets in our own solar system that have some of the requirements, but only Earth has all …



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