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    Greg Egan (gregegansf@mathstodon.xyz)'s status on Wednesday, 05-Mar-2025 13:10:32 JSTGreg EganGreg Egan

    This is ingenious: astronomers have identified 138 new asteroids just a few tens of metres across by re-analysing JWST images taken for other purposes, shifting and recombining the images to mimic tracking the asteroids and synthesise an effective longer-term exposure.

    https://badastronomy.beehiiv.com/p/hundreds-of-small-asteroids-found-in-the-main-belt-using-jwst

    In conversationabout 4 months ago from mathstodon.xyzpermalink

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