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  2. Orbit of Mars - Wikipedia

    en.wikipedia.org/wiki/Orbit_of_Mars

    Mars comes closer to Earth more than any other planet save Venus at its nearest—56 million km is the closest distance between Mars and Earth, whereas the closest Venus comes to Earth is 40 million km. Mars comes closest to Earth every other year, around the time of its opposition, when Earth is sweeping between the Sun and Mars. Extra-close ...

  3. Astronomy on Mars - Wikipedia

    en.wikipedia.org/wiki/Astronomy_on_Mars

    Mars sky at sunset, as imaged by Mars Pathfinder (June, 1999). Mars sky at sunset, as imaged by the Spirit rover (May, 2005). Mars sky at sunset, as imaged by the Curiosity rover (February 2013; Sun simulated by artist). The seasonal lag on Mars is no more than a couple of days, [1] due to its lack of large bodies of

  4. A Cold Moon and Mars in retrograde? How to watch tonight’s ...

    www.aol.com/cold-moon-mars-retrograde-watch...

    A Cold Moon only happens once a year while Mars is in retrograde every 26 months. On Wednesday night, the two events will collide. Skip to main content. 24/7 Help. For premium support please call: ...

  5. Retrograde and prograde motion - Wikipedia

    en.wikipedia.org/wiki/Retrograde_and_prograde_motion

    Six of the planets also rotate about their axis in this same direction. The exceptions – the planets with retrograde rotation – are Venus and Uranus. Venus's axial tilt is 177°, which means it is rotating almost exactly in the opposite direction to its orbit. Uranus has an axial tilt of 97.77°, so its axis of rotation is approximately ...

  6. Mars and Jupiter as close in night sky as they'll be ... - AOL

    www.aol.com/news/mars-jupiter-close-night-sky...

    Aug. 10—CAPE CANAVERAL, Fla. — Mars and Jupiter are cozying up in the night sky for their closest rendezvous this decade. They'll be so close Wednesday, at least from our perspective, that ...

  7. Look up! Mars expected to light up night sky

    www.aol.com/article/2014/04/08/look-up-mars...

    If you catch yourself looking up at the night sky this evening, you might notice what looks like a bright star with an orange tint. That's actually the planet Mars. Here's HLN: 'The planet is ...

  8. Apparent retrograde motion - Wikipedia

    en.wikipedia.org/wiki/Apparent_retrograde_motion

    An animation explaining why the planet Mercury may appear to move "backwards", or retrograde across Earth's sky. Apparent retrograde motion is the apparent motion of a planet in a direction opposite to that of other bodies within its system, as observed from a particular vantage point.

  9. Mars rover sky watches, and spots a weird Martian moon - AOL

    www.aol.com/mars-rover-sky-watches-spots...

    While peering up at the hazy Martian sky, NASA's Perseverance rover recently spotted one of Mars' irregularly-shaped moons.The moon, Deimos, is relatively small at 7.5 miles wide, so it appears as ...