Using NASA’s James Webb Space Telescope, astronomers have discovered that the atmosphere of the giant exoplanet WASP-17b is surprisingly asymmetrical.

By tracking starlight passing through its atmosphere, researchers found that powerful winds redistribute heat, causing its evening side to expand more than its cooler morning side. This innovative technique offers a new way to map alien weather in three dimensions, potentially transforming how scientists study the climates of thousands of distant worlds

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Astronomers using the James Webb Space Telescope may have captured a supernova just days after its explosion, when the universe was only a fraction of its current age.

Known as AT 2026abck, the distant event appears unusually hot and luminous, challenging expectations for ordinary stellar explosions. Could this be a rare supernova revealing how massive stars died in the early universe?

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Could dark energy change over time? A new approach to teleparallel gravity suggests that dark energy may have begun with negative density in the early universe before becoming positive billions of years later.

The theory could help explain the Hubble tension while remaining consistent with solar-system gravity tests. But can it survive a full comparison with DESI data? The answer could reshape our understanding of cosmic expansion.

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How can scientists test what happened moments after the Big Bang? By studying distant, metal-poor galaxies, researchers measured primordial helium at approximately 24.58% of the early universe’s mass, closely matching predictions from cosmic microwave background observations.

Comparisons with modern measurements also suggest that stars have produced around 10% of today’s cosmic helium, offering new insights into how the universe evolved from its earliest moments.

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What happens to the planets when the Sun reaches the end of its life? New computer simulations suggest that the Sun’s mass loss could destabilize the outer solar system far sooner than traditional models predicted.

As the Sun sheds material, shifting gravitational forces may trigger chaotic orbital changes, planetary collisions, or even eject planets into interstellar space. These findings offer a startling new perspective on the long-term fate of our cosmic neighborhood.

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NASA’s Artemis II mission has provided a remarkable new collection of lunar images, audio recordings, and scientific observations. From mysterious impact flashes to subtle color variations and the Moon’s unexplored far-side geology, these findings offer fresh insights into our nearest neighbor. The data could help scientists assess astronaut risks, identify future landing sites, and prepare for the next era of human lunar exploration.

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Could rotating black holes act as natural particle accelerators?

Researchers propose that neutrons interacting with magnetic fields near Sagittarius A*, the supermassive black hole at our galaxy’s center, could trigger a process that produces ultra-high-energy protons, gamma rays, and neutrinos. 

The predicted signals could reveal how black holes release rotational energy, and upcoming observatory upgrades may finally help scientists test this intriguing mechanism.

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NASA and the European Space Agency are advancing LISA, a groundbreaking space observatory designed to detect gravitational waves using three spacecraft millions of miles apart. Planned for launch in the mid-2030s, the mission could reveal distant black hole mergers and cosmic events invisible to Earth-based detectors.

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The James Webb Space Telescope has revealed changing water clouds and mysterious chemical rhythms on WISE 0855, the coldest known brown dwarf. These observations expose weather patterns and atmospheric processes that resemble those on Earth, offering new clues about the strange worlds between planets and stars.

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NASA’s SPHEREx telescope has uncovered surprising chemical diversity in brown dwarfs, mysterious objects that fall between planets and stars.

Their atmospheres contain unexpected patterns of water, methane, and other molecules, revealing why predicting weather on these cosmic wanderers remains a challenge—even for advanced scientific models.

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Artificial intelligence has helped astronomers uncover 70 new gravitational lenses hidden among millions of cosmic objects. Confirmed using the Very Large Telescope, these natural magnifiers could reveal new clues about dark matter, galaxy evolution, and the universe’s hidden structure.

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