Plus: The Explosive Ambitions of Kate the Chemist —
 | The Carina Nebula, showing the earliest stages of star formation.NASA, ESA, CSA, and STScI |
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 | Stephan's Quintet, showing five galaxies, four of which interact, colliding into each other and pulling and stretching each others' gravity.NASA, ESA, CSA, and STScI |
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 | The Webb telescope's image of the galaxy cluster SMACS 0723 includes thousands of galaxies, including the faintest objects ever observed in infrared. The light from SMACS 0723 in this image is 4.6 billion years old.NASA, ESA, CSA, and STScI |
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 | Webb's first image of the Southern Ring nebula, a dying star expelling gas and dust, in orbit with a younger star.NASA, ESA, CSA, and STScI |
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- Climate Fwd: for climate coverage and expert analysis.
- The Upshot for a data-driven look at the news.
- Well for the latest on health, fitness and nutrition.
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