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  2. List of nearest terrestrial exoplanet candidates - Wikipedia

    en.wikipedia.org/wiki/List_of_nearest...

    This list is incomplete, currently containing 34 exoplanets, 11 of which probably lie inside their star's habitable zone.. There are roughly 2,000 stars at a distance of up to 50 light-years from the Solar System [4] (64 of them are yellow-orange "G" stars like the Sun [5]).

  3. Light-year - Wikipedia

    en.wikipedia.org/wiki/Light-year

    The Andromeda Galaxy is approximately 2.5 million light-years away. 3 × 10 6 ly: The Triangulum Galaxy , at about 3 million light-years away, is the most distant object visible to the naked eye. 5.9 × 10 7 ly: The nearest large galaxy cluster, the Virgo Cluster, is about 59 million light-years away. 1.5 × 10 8 – 2.5 × 10 8 ly

  4. Intergalactic travel - Wikipedia

    en.wikipedia.org/wiki/Intergalactic_travel

    While it takes light approximately 2.54 million years to traverse the gulf of space between Earth and, for instance, the Andromeda Galaxy, it would take a much shorter amount of time from the point of view of a traveler at close to the speed of light due to the effects of time dilation; the time experienced by the traveler depending both on velocity (anything less than the speed of light) and ...

  5. Orders of magnitude (length) - Wikipedia

    en.wikipedia.org/wiki/Orders_of_magnitude_(length)

    An adult human foot is about 28 cm (11 in) long. ... 12 light-year radius Orion Nebula middle right; 50-light-year-wide view of the Carina Nebula bottom left ...

  6. List of nearest stars by spectral type - Wikipedia

    en.wikipedia.org/wiki/List_of_nearest_stars_by...

    This is a list of F-type stars within 50 light years. Procyon A is the closest F-type star to the Earth. Name Distance Spectral type Stellar radius (R ...

  7. A potentially habitable Earth-size planet was discovered just ...

    www.aol.com/news/potentially-habitable-earth...

    A potentially habitable exoplanet that is roughly similar in size to Earth has been found in a system located 40 light-years away, according to a new study.

  8. List of star systems within 50–55 light-years - Wikipedia

    en.wikipedia.org/wiki/List_of_star_systems_within...

    This is a list of star systems within 50–55 light years of Earth. This list is incomplete; you can help by adding missing items. (July 2024)

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