MS-ESS1-2

Develop and use a model to describe the role of gravity in the motions within galaxies and the solar system.

  1. Space

    Scientists Say: Accretion Disk

    Cosmic swirls of gas, dust and plasma, accretion disks reveal the shadowy silhouettes of black holes and more.

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  2. Space

    NASA is readying to send humans back to the moon

    The launch of NASA's Artemis I is a huge step toward sending humans back to the moon and beyond.

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  3. Space

    Jets may have sculpted rings of Cat’s Eye nebula

    The Cat’s Eye nebula is one of the most complex of its kind. A 3-D model now reveals the source of that complexity.

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  4. Space

    Mysteries about the universe abound, from its beginning to its end

    Scientists have a good understanding of the laws that make our universe tick. But they still don’t quite know how it began — or will end.

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  5. Space

    NASA’s DART spacecraft successfully bumped an asteroid onto a new path

    The spacecraft’s intentional crash into an asteroid changed the space rock’s orbit by more than 30 minutes — far more than expected.

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  6. Space

    A missing moon could have given Saturn its rings — and tilt

    The hypothetical moon is being called Chrysalis. It could have helped tip the planet over before getting shredded to form Saturn’s rings.

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  7. Tech

    NASA’s DART spacecraft crashed into an asteroid — on purpose

    This mission could provide a blueprint for how to deflect a killer asteroid, if one is ever found headed for Earth.

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  8. Space

    Let’s learn about gravitational waves

    Gravitational waves offer scientists a new way to view extreme objects such as black holes and neutron stars.

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  9. Space

    Amateur astronomers reveal clues to a mysterious double aurora

    Stunning images from citizen scientists show an unusual pattern in ‘Northern Lights.’ They offer clues that may help astronomers better understand a curious red glow.

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  10. Planets

    Scientists Say: Habitable Zone

    The habitable zone is the region around a star where temperatures could be right for worlds to host liquid water.

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  11. Space

    A massive rogue roaming our galaxy may be a black hole

    Alternatively, this unseen wanderer might be a hefty neutron star. Whatever it is, its gravity caused starlight to be warped — and that gave it away.

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  12. Space

    We finally have an image of the black hole at the heart of our galaxy

    New observations from the Event Horizon Telescope reveal the chaotic region around the Milky Way’s central black hole, Sagittarius A*, in extreme detail.

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