Astronomy

More Stories in Astronomy

  1. Planetary Science

    This star offers the earliest peek at the birth of a planetary system like ours

    A young sunlike star called HOPS 315 seems to host a swirling disk of gas giving rise to minerals that kick-start the planet formation process.

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  2. Space

    In a first, an image shows a dying star exploded twice to become a supernova 

    The image offers the first evidence for a previously unconfirmed origin story of type 1a supernovas.

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  3. Space

    A newly discovered interstellar object might predate the solar system

    3I/ATLAS might be over 7 billion years old, a new study reports, which would make it the oldest comet known. But experts caution we need more data.

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  4. Space

    A third visitor from another star is hurtling through the solar system

    Scientists have found a new interstellar object whizzing toward the sun.

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  5. Astronomy

    Nearly half of the universe’s ordinary matter was uncharted, until now

    Two studies fill in gaps about the cosmos’s ordinary matter. One maps it all, even the “missing matter.” The other details one of its hiding spots.

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  6. Astronomy

    A rare chance to see two exploding stars is happening in the southern sky

    Exploding stars V462 Lupi and V572 Velorum are best seen from the Southern Hemisphere. One has been spotted from the United States.

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  7. Astronomy

    Mysterious ‘little red dot’ galaxies have a possible origin story

    Compact ruddy galaxies seen by the James Webb telescope confound astronomers. Having very little spin at birth may explain the galaxies’ small sizes.

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  8. Astronomy

    Two spacecraft created their first images of an artificial solar eclipse

    The Proba-3 spacecraft succeed at creating solar eclipses, kicking off a two-year mission to study the sun’s mysterious outer atmosphere, the corona.

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  9. Astronomy

    Black hole–shredded megastars power a new class of cosmic explosions

    These explosions, called extreme nuclear transients, shine for longer than typical supernovas and get 30 to 1,000 times as bright.

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