Blazars, the gas-guzzling black holes at the center of galaxies, could make most of the tiny particles known as neutrinos we catch on Earth. The post Giant Black Holes Make Tiny, Ghost-like Particles appeared first on Sky & Telescope.
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A Black Hole Lurks in a Galaxy Near Our Own
Astronomers have found a dormant black hole orbiting a massive blue star in the Large Magellanic Cloud, a satellite galaxy of the Milky Way. The post A Black Hole Lurks in a Galaxy Near Our Own appeared first on Sky & Telescope.
Read MoreRadio “Heartbeat” Teases Fast Radio Burst Origins
Scientists have observed pulses from a fast radio burst, suggesting the flash might have come from a neutron star. The post Radio “Heartbeat” Teases Fast Radio Burst Origins appeared first on Sky & Telescope.
Read MoreThis Week’s Sky at a Glance, July 15 – 23
The waning Moon says hi to late-night Saturn, the Teapot starts tilting, the Great Square thrusts up, and the Milky Way arches high. The post This Week's Sky at a Glance, July 15 – 23 appeared first on Sky & Telescope.
Read MoreSee a Rare Transit of Iapetus on July 17–18
It’s tiny. It’s challenging. But you won’t get the chance to see Iapetus transit the globe of Saturn again until 2037! The post See a Rare Transit of Iapetus on July 17–18 appeared first on Sky & Telescope.
Read MoreAsteroid Bennu Almost Swallowed Spacecraft Whole
Scientists knew the asteroid Bennu was likely a rubble pile rather than solid rock, but OSIRIS-REX’s recent visit surprised them in showing just how loosely the asteroid really is. The post Asteroid Bennu Almost Swallowed Spacecraft Whole appeared first on Sky & Telescope.
Read MoreWhat We See in the First Science Images from the James Webb Space Telescope
The James Webb Space Telescope released its first science images today. Here’s what these images show us. The post What We See in the First Science Images from the James Webb Space Telescope appeared first on Sky & Telescope.
Read MoreWhat Will the James Webb Space Telescope Reveal?
The James Webb Space Telescope’s first year of observations promises to reveal exoplanet atmospheres and surfaces, infant galaxies, and maybe even the first black holes. The post What Will the James Webb Space Telescope Reveal? appeared first on Sky & Telescope.
Read MoreDark Matter Remains Elusive – For Now
The first run of a new dark matter experiment turns up nothing — but that still tells us something. The post Dark Matter Remains Elusive – For Now appeared first on Sky & Telescope.
Read MoreThis Week’s Sky at a Glance, July 8 – 16
July is Scorpius season. Maybe you know of the Cat’s Eyes in the Scorpion’s tail, but how about the Little Cat’s Eyes in the Scorpion’s body? The Sagittarius Teapot follows not far behind. The post This Week's Sky at a Glance, July 8 – 16 appeared first on Sky & Telescope.
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