HeyJaredJonathan O'Callaghan
- Indexed articles, last 90 days
- 4
- Latest publication
- Aug 27, 2026
- Outlet visibility, for Scientific American
- Top 50K sites
- Earliest in this view
- Aug 18, 2026
Latest articles
NASA’s newest telescope is about to rewrite how we study the universe (opens the original)
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NASA’s newest telescope is about to rewrite how we study the universe Astronomers are lining up to leverage NASA’s soon-to-launch Nancy Grace Roman Space Telescope, which boasts capabilities unlike any previous off-world observatory By Jonathan O'Callaghan edited by Lee Billings What would you do with a super-Hubble that could take snapshots of the sky not just in small patches but also in huge chunks? That’s a question NASA put to scientists, and they have duly answered. The agency recently sel
China is about to launch its most ambitious moon mission yet (opens the original)
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China is going back to the moon in search of water ice The country’s latest mission, Chang’e 7, will be the first ever to land directly at the moon’s south pole. Whatever it finds there could radically reshape a new space race By Jonathan O'Callaghan edited by Lee Billings Editor’s Note (8/24/26): China has delayed the launch of its robotic Chang’e 7 mission to the lunar south pole until 2027, according to a statement posted yesterday, August 23. The delay likely reflects inclement weather from
If millions of satellites launch to space, is chaos the inevitable outcome? (opens the original)
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SpaceX and other companies want to put millions of satellites into space. Could orbit run out of room? By Jonathan O'Callaghan edited by Lee Billings Seven years ago, when Samantha Lawler moved to rural Saskatchewan to run a farm with her partner, the glorious darkness overhead was one of the biggest perks. Undiminished by light pollution, countless stars filled the night sky. It was a pristine celestial view that city dwellers can only dream of seeing. That matters a lot to Lawler, who studies
NASA’s new dark energy telescope has a wild backstory (opens the original)
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How NASA turned a spy satellite into its new dark energy telescope NASA’s Nancy Grace Roman Space Telescope will soon launch to unravel the mysteries of dark energy and dark matter By Jonathan O'Callaghan edited by Clara Moskowitz Alan Dressler stared in awe at the line of Hubble telescopes stretching out in front of him. It took NASA two decades to design and build its own Hubble Space Telescope, which transformed our understanding of the galaxies and stars after its 1990 launch. Now, standing
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