X-ray spacecraft reveals odd 'Cloverleaf' radio circle in new light (image)
ORCs are vast radio bubbles that engulf many galaxies within them. Thanks to XMM-Newton, astronomers may know the powerful event that gave rise to the Cloverleaf ORC.
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ORCs are vast radio bubbles that engulf many galaxies within them. Thanks to XMM-Newton, astronomers may know the powerful event that gave rise to the Cloverleaf ORC.
Massive stars burn out quickly. When they die, they expel their gas as outflowing winds.
Astronomers have discovered a new gas cloud created by winds blown from a rapidly spinning neutron star, naming it "Potoroo" after a small Australian marsupial.
Astronomers have discovered a new gas cloud created by winds blown from a rapidly spinning neutron star, naming it "Potoroo" after a small Australian marsupial.
In June 2022, a radio telescope in Western Australia detected a fleeting radio signal from a galaxy over 10 billion light-years from Earth. Now, a team of astronomers that studied the blast have confirmed it’s the most distant of its kind yet seen.