• Top Deep-Sky Objects in Ursa Major
    Astronomy Lists

    Top Deep-Sky Objects in Ursa Major

    The constellation Ursa Major is not only the third biggest of all the 88 recognized constellations, taking up an area of 1279.66 square degrees, or 3.10% of the night sky, but it is also one [...]
  • Europa
    Astronomy Lists

    10 Interesting Facts about Europa

    Europa is the smallest of Jupiters’ Galilean moons, and while it is only slightly smaller than our own moon, it is nevertheless the 15th biggest object in the solar system, and more massive than all [...]
  • Manatee Nebula in Aquila
    Astronomy Lists

    Nebulae Named after Aquatic Animals

    Nebulae of all types are among the most spectacular and spookiest looking structures in the entire Universe, and have been an endless source of intrigue and discovery for astronomers. How we perceive them, however, is [...]
  • Hydra Constellation
    Astronomy Lists

    5 Largest Star Constellations in the Sky

    Even professional astronomers sometimes admit to having difficulty recognizing all of the 88 modern constellations, as most constellations are marked out by some stars that are not that visible to the naked eye, except under [...]
  • 10 Interesting Facts about White Dwarf Stars
    Astronomy Lists

    10 Interesting Facts about White Dwarf Stars

    White dwarf stars are believed to represent the final evolutionary state of stars that are not massive enough to end their lives in super or hyper novae events. Also known as “degenerate stars”, white dwarfs [...]
  • 10 Interesting Facts about Io
    Astronomy Lists

    10 Interesting Facts about Io

    Of Jupiter’s Galilean moons, Io is the closest to the planet at an average distance of 422,000 km (262,219 miles), and is the moon with the highest density. It is also the solar system object [...]
  • 10 Top Astronomers from the Ancient World
    Astronomy History

    10 Top Astronomers from the Ancient World

    From the western historical perspective, it is sometimes easy to focus on the astronomical works of early Greek astronomers too tightly, while overlooking the worthy contributions made by earlier philosophers from other cultures that have [...]

Stargazing

  • Lunar Eclipse 2019-01-21
    The map above shows the areas of the Earth’s surface from which a total eclipse of the Moon by Earth’s umbra, or dark shadow, on the night of the 21st of January can be observed. Although observers located in the unshaded [...]

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