Astronomy

  1. kilonova over NYC
    Physics

    What a nearby kilonova would look like

    Physicists imagined what we’d see in the sky if two neutron stars collided just 1,000 light-years from Earth.

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  2. Physics

    LIGO is on the lookout for these 8 sources of gravitational waves

    Gravitational wave hunters are on a cosmic scavenger hunt. Here’s what they’re hoping to find.

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  3. neutron star merging with black hole
    Physics

    LIGO and Virgo made 5 likely gravitational wave detections in a month

    It took decades to find the first gravitational wave event, and now they’re a weekly occurrence.

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  4. exomoon
    Astronomy

    Skepticism grows over whether the first known exomoon exists

    New analyses of the data used to find the first discovered exomoon are reaching conflicting results.

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  5. Astronomy

    Seeing very far away and hitting closer to home

    Editor in Chief Nancy Shute discusses the first-ever image of a black hole and what can be done to help young children with anxiety.

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  6. galaxy M87
    Physics

    The M87 black hole image showed the best way to measure black hole masses

    The first image of M87’s black hole suggests it is 6.5 billion times the mass of the sun — close to what was expected based on how stars move around it.

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  7. helium hyrdide ion
    Chemistry

    The first type of molecule to form in the universe has been seen in space

    The chemistry of the universe began with helium hydride. Scientists have just seen it in outer space for the first time.

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  8. Pierre-Simon Laplace
    Science & Society

    Black hole image validates imagining the unimaginable

    Human creativity conjured up the most extreme of astronomical phenomena long before they could be seen.

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  9. Kazunori Akiyama
    Astronomy

    Meet one of the first scientists to see the historic black hole image

    Kazunori Akiyama was one of the first scientists to see the black hole snapshot.

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  10. ALMA telescope
    Astronomy

    How scientists took the first picture of a black hole

    Here’s how scientists connected eight observatories across the world to create one Earth-sized telescope in order to create an image of a black hole.

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  11. illustration of a black hole
    Astronomy

    All you need to know about the history of black holes

    From dreaming up black holes to snapping the first picture of one, the history of black holes has had many twists.

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  12. supermassive black hole at M87
    Astronomy

    The first picture of a black hole opens a new era of astrophysics

    Astronomers used a network of telescopes around the world to take a picture of the supermassive black hole in the galaxy M87.

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