• Galileo's Telescope
    Astronomy History

    10 Most Influential Optical Telescopes in Astronomy

    With each successive generation of telescopes, more about the wonders and complexities of the Universe are revealed than could ever have been imagined. It is therefore natural to ask who invented the telescope? Nevertheless, the [...]
  • 10 Black Hole Quotes
    Astronomy Lists

    10 Black Hole Quotes

    John Michell (1724–1793): “If the semi-diameter of a sphere of the same density as the Sun were to exceed that of the Sun in the proportion of 500 to 1, a body falling from an [...]
  • In simple terms, a variable star is a star whose luminosity changes or fluctuates as seen from Earth. The changes in luminosity can be caused by a wide range of possible causes, some of which involve the structure/composition of the star, while others may involve extrinsic factors such as a companion star that eclipses a normally relatively stable star periodically.
    Astronomy Lists

    10 Interesting Facts about Variable Stars

    In simple terms, a variable star is a star whose luminosity changes or fluctuates as seen from Earth. The changes in luminosity can be caused by a wide range of possible causes, some of which [...]
  • 10 Interesting Facts about Ganymede
    Astronomy Lists

    10 Interesting Facts about Ganymede

    Ganymede is the biggest satellite in the solar system, and also the biggest object in the solar system that does not have a substantial atmosphere. Discovered by Galileo in January of the year 1610 along [...]
  • 10 Interesting Nikola Tesla Facts And Quotes
    Astronomy Lists

    10 Interesting Nikola Tesla Facts And Quotes

    1: Man Who Invented the 20th Century Nikola Tesla (1856-1943) was a renowned scientist who designed the world’s first hydro-electric power plant in Niagara Falls, which in the 1890s successfully distributed and illuminated distant homes [...]
  • Planet Mars
    Astronomy Lists

    10 Interesting Facts about the Missions to Mars

    When it comes to the exploration of the solar system, no planet has spurred the scientific community to greater efforts, whipped up the general public into a greater frenzy of speculation, or resulted in pseudo-experts [...]
  • Universities to Study Astronomy
    Astronomy Lists

    10 Most Popular Universities to Study Astronomy

    The starry night sky filled with its infinite mysteries and wonders has always represented a constant source of fascination for humankind. At the dawn of civilization, ancient people like the Egyptians and Babylonians believed their [...]

Stargazing

  • NASA’s Ingenuity “helicopter”
    This image above shows the shadow of NASA’s Ingenuity “helicopter”. The image was captured by an onboard, downward-facing camera as the craft hovered above the Martian surface during a test flight on April 19th 2021. [...]