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Scientists warn of hidden 'city-killer' asteroids near Venus, posing unseen threats, while the James Webb telescope reveals a groundbreaking 13-billion-year cosmic map, expanding our universe understanding. Meanwhile, astronaut Chris Hadfield humorously highlights the challenges of zero-gravity toilet repairs.

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Earth in danger? Giant ‘city-killer’ asteroids hiding near Venus could strike without warning; scientists warn
negativeScience
Scientists have spotted a group of massive asteroids lurking near Venus—dubbed "city-killers" because of their size and destructive potential. These space rocks are tough to track due to the Sun's glare, and their erratic orbits could, over time, be yanked toward Earth by gravity. While not an immediate crisis, the discovery highlights gaps in our asteroid detection systems, especially for objects hiding in the Sun's blinding light. Researchers are pushing for better space-based telescopes to keep an eye on these stealthy threats.
Editor’s Note: It’s not a doomsday alert, but it’s a wake-up call. We’ve long worried about asteroids from the outer solar system, but this reminds us that dangers might be closer—and sneakier—than we thought. If one of these slipped through undetected, it could cause catastrophic damage. The story underscores why investing in planetary defense (like NASA’s DART mission or better telescopes) isn’t just sci-fi drama—it’s practical insurance for Earth.
Chris Hadfield: ‘Worst space chore? Fixing the toilet. It’s even worse when it’s weightless’
neutralScience
Retired astronaut Chris Hadfield dishes on the messy realities of space life—like wrestling with a zero-gravity toilet repair—while sharing wild moments from his career, including the sheer chaos of launch (imagine going from 0 to 17,500 mph in under nine minutes). He also drops thoughts on alien life, space movies, and even an "unusual party trick."
Editor’s Note: Hadfield’s candid anecdotes remind us that space isn’t just glamorous moonwalks and stunning views—it’s also hilariously (or grossly) human. His stories bridge the gap between cosmic awe and everyday relatability, making the final frontier feel a little closer to home. Plus, who doesn’t want to hear an astronaut complain about plumbing in zero-G?
James Webb telescope unveils largest-ever map of the universe, spanning over 13 billion years
positiveScience
The James Webb Space Telescope just dropped a cosmic bombshell—it’s pieced together the largest map of the universe ever, cramming nearly 800,000 galaxies into what looks like a speck of sky. This isn’t just a snapshot; it’s a time machine, stretching back over 13 billion years, giving us an unprecedented peek into the universe’s infancy and evolution.
Powerful solar telescope unveils ultra-fine magnetic 'curtains' on the sun's surface
positiveScience
Scientists have just released the most detailed images of the sun ever taken, thanks to a cutting-edge solar telescope. The photos show incredibly fine, wispy magnetic structures—described as "curtains"—rippling across the sun's surface. These aren't just pretty pictures; they're helping researchers understand the complex magnetic forces that drive solar activity, from flares to space weather.
We may have discovered the first-ever stars powered by dark matter
positiveScience
Scientists might have just spotted the first-ever "dark stars"—hypothetical celestial objects fueled by dark matter instead of nuclear fusion. These bizarre stars were first theorized back in 2007, but thanks to the James Webb Space Telescope's sharp eyes, we now have potential evidence they exist. If confirmed, it could rewrite how we understand the early universe.
A hidden 'super-Earth' exoplanet is dipping in and out of its habitable zone
neutralScience
Astronomers have discovered a massive "super-Earth" called Kepler-725c that’s playing a cosmic game of hide-and-seek with its habitable zone—the region where liquid water could exist. Unlike Earth, this planet is 10 times heavier and only spends part of its orbit in that sweet spot, making it a weird but fascinating candidate for studying extreme planetary conditions.

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