• Is this 'Oumuamua’s back story?

    Astronomers suggest it’s all about tides and close encounters.

    Astronomers may have a handle on where the first known interstellar object to visit our solar system came from and ho...

    Astronomy April 15, 2020
  • An idea about Saturn's atmosphere

    NASA suggests auroras turn up the heat.

    How and why the upper layers of the atmospheres of Saturn, Jupiter, Uranus and Neptune are hot has been one of the my...

    Astronomy April 8, 2020
  • Double helium-core white dwarf detected

    It’s the first gravitational wave source of its kind.

    US astronomers have announced the detection of J2322+0509, a detached binary white dwarf composed of two helium-core ...

    Astronomy April 7, 2020
  • Bennu in unprecedented detail

    It's the highest resolution image ever of a planetary body.

    This global map of the asteroid Bennu is a mosaic of 2155 PolyCam images stitched together and corrected. They wer...

    Astronomy March 24, 2020
  • A giant stellar nursery

    Isolated stars may lend insight into star formation.

    This region of space with the bright pink cloud and the young stars surrounding it is known somewhat drily as LHA 120...

    Astronomy March 20, 2020
  • The Martian weather cake

    Every layer tells a story of climate change.

    The Martian ice cap is like a cake; every layer tells a story. In this case, the story is one of climate change on Ma...

    Astronomy March 16, 2020
  • Molten iron rains down on exoplanet

    Planets beyond our Solar System are full of surprises.

    Scientists have found signs of rain on a Jupiter-sized exoplanet 391 light years away.  But it’s not ordinary rain...

    Astronomy March 12, 2020
  • The long and winding arms

    Barred spiral galaxies present astronomical challenges.

    The barred spiral galaxy NGC 3887, seen here as viewed by the Wide Field Camera 3 aboard the NASA/ESA Hubble Space Te...

    Astronomy March 11, 2020
  • A spiral with a past

    Hubble spots a galaxy discovered centuries ago.

    This image of the archetypal spiral galaxy, known as NGC 691, was captured by the NASA/ESA Hubble Space Telescope. N...

    Astronomy March 3, 2020
  • The evolution of a faraway star system

    Scientists seize the rare chance to watch it unfold.

    A young planet located 150 light-years away has given astrophysicists the rare chance to study a planetary system in ...

    Astronomy March 2, 2020
  • Exoplanet with the right conditions for life?

    Astronomers add a little more to the story of K2-18b.

    British astronomers say they have found that a well-known exoplanet more than twice the size of Earth is potentially ...

    Astronomy March 1, 2020
  • Biggest bang since the Big Bang

    So big, in fact, that at first scientists didn’t believe it.

    Scientists studying a distant galaxy cluster say they have discovered the biggest explosion seen in the Universe sinc...

    Astronomy February 27, 2020
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