Science

The Seahorse Nebula (left) was captured alongside the Fireworks Galaxy and the ‘Ghost Bush’ open star cluster (right). (Image credit: Greg Meyer) Astrophotographer Greg Meyer has captured a spectacular image of the Fireworks Galaxy (NGC 6946) shining close to the dark shape of the Seahorse Nebula. The majestic spiral arms of the Fireworks Galaxy can be found to the lower …

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Why do people sleep? A new study points to the brain  The Economist Source link

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But Wait: More Used Satellite Bargains At NASA  NASA Watch Source link

Topline The northern lights have a chance of appearing again in the northern United States on Tuesday night, the National Oceanic and Atmospheric Administration predicted—although likely only viewers in the northernmost states have a chance to catch the spectacle. The aurora borealis has a chance to appear for viewers in parts of the United States. Getty Images Key Facts NOAA …

Two of the strangest structures in the galaxy just got even stranger. Ballooning above and below the Milky Way‘s center like a massive hourglass, the mysterious Fermi bubbles loom large over our galaxy. These enormous twin orbs of superheated plasma have been gushing out of the galactic center for millions of years. Today, they span some 50,000 light-years from tip …

On July 15, a solar filament erupted from the Sun’s upper left side, ejecting a powerful blast of plasma and magnetic fields into space. The resulting explosion was so massive that it seared a deep, fiery scar of hot plasma and debris onto the star’s visible surface. While filament eruptions aren’t uncommon, astronomers had already been watching an unusually large …

Astronomers have discovered that radiation emitted by a rapidly spinning neutron star, or “pulsar,” is dominated by the impact of its powerful particle winds — and not by the material it strips from a companion star. The pulsar in question is PSR J1023+0038 (J1023), which sits in a binary system located 4,500 light-years away from Earth. This binary consists of …

A massive rock from Mars landed on Earth. It sold for a record $5.3M.  The Washington Post Largest Mars rock ever found on Earth sells for $4.3m at auction  BBC World’s biggest Mars rock sells for $5.3 million at auction  CNN Science suffers when meteorites and fossils become an asset class  Financial Times Largest piece of Mars on Earth sells for $5.3 million at …