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Astronomy 2 hours ago

Starless and forever alone: More 'rogue' planets discovered

The Euclid space telescope has discovered seven more rogue planets, shining a light on the dark and lonely worlds floating freely through the universe untethered to any star.

Astronomy 14 hours ago

The death of Vulcan: Study reveals planet is actually an astronomical illusion caused by stellar activity

A planet thought to orbit the star 40 Eridani A—host to Mr. Spock's fictional home planet, Vulcan, in the "Star Trek" universe—is really a kind of astronomical illusion caused by the pulses and jitters of the star itself, ...

Space Exploration 14 hours ago

What is Manhattanhenge and when can you see it?

Twice per year, New Yorkers and visitors are treated to a phenomenon known as Manhattanhenge, when the setting sun aligns with the Manhattan street grid and sinks below the horizon framed in a canyon of skyscrapers.

Space Exploration May 27, 2024

Starlinks can produce surprisingly bright flares for pilots

How can sunlight reflecting off SpaceX's Starlink satellites interfere with ground-based operations? This is what a study recently posted to the arXiv preprint server hopes to address as a pair of researchers investigate ...

Astronomy May 27, 2024

Black holes are firing beams of particles, changing targets over time

Black holes seem to provide endless fascination to astronomers. This is at least partly due to the extreme physics that takes place in and around them, but sometimes, it might harken back to cultural touchpoints that made ...

Astronomy May 27, 2024

Sloshing cold front detected in a massive galaxy cluster

By analyzing the data from NASA's Chandra X-ray observatory, astronomers from India and South Africa have investigated a massive galaxy cluster known as Abell 2566. They detected sloshing cold fronts in the intracluster medium ...

Environment May 27, 2024

Cyclone hits Bangladesh as nearly a million flee inland for shelter

An intense cyclone smashed into the low-lying coast of Bangladesh on Sunday, with nearly a million people fleeing inland for concrete storm shelters away from howling gales and crashing waves.

Planetary Sciences May 26, 2024

TESS finds intriguing world sized between Earth and Venus

Using observations by NASA's TESS (Transiting Exoplanet Survey Satellite) and many other facilities, two international teams of astronomers have discovered a planet between the sizes of Earth and Venus only 40 light-years ...

Environment May 26, 2024

Thousands flee as cyclone heads towards Bangladesh

Tens of thousands of Bangladeshis left their coastal villages Sunday for concrete storm shelters further inland as the low-lying nation prepared for the expected landfall of an intense cyclone, officials said.

Astronomy May 25, 2024

Dyson spheres: Astronomers report potential candidates for alien structures, and evidence against their existence

There are three ways to look for evidence of alien technological civilizations. One is to look out for deliberate attempts by them to communicate their existence, for example, through radio broadcasts. Another is to look ...

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