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Astronomy news

When you head outdoors tonight, take Sky & Telescope's podcast with you for a guided tour to the night sky. Learn what constellations are visible, find out where and when you'll see the planets, and catch each month's celestial highlights, from meteor showers to eclipses.
  1. Spektrum-Röntgen-Gamma, a long-delayed and much-modified X-ray astronomy package, launched successfully from the Kazakh Steppe on Saturday.

    The post German-Russian Astronomy Satellite Launches appeared first on Sky & Telescope.

  2. Neil Armstrong's and Buzz Aldrin's first steps on the Moon changed the world. But that the world would see them wasn't a given.

    The post Live from the Moon: How Earth Saw the First Steps of Apollo 11 appeared first on Sky & Telescope.

  3. Hawaiian Governor David Ige and the Thirty Meter Telescope International Observatory have announced that construction of the Thirty Meter Telescope will begin the week of July 15th.

    The post Thirty Meter Telescope Set to Begin Construction appeared first on Sky & Telescope.

  4. Discoveries include a near-Earth asteroid with the shortest “year” and another found hours before it burned up in Earth’s atmosphere.

    The post Sky-surveying Telescopes Sweep Up Near-Earth Asteroids appeared first on Sky & Telescope.

  5. Last October, the first discovery of a potential exomoon was announced. But is Kepler-1625b-i an actual moon in another solar system? Or just an artifact of data reduction?

    The post Exomoon or No Exomoon? appeared first on Sky & Telescope.