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Blinking radio pulses from space hint at a cosmic object that 'shouldn't exist'
In new research, we have found the slowest cosmic lighthouse yet—one that spins once every ... About 3.2 hours after its main pulse, it emits a weaker pulse with different properties, strongly ...
Webb sees shockwave continuing hundreds of years after supernova blast
The shockwave Webb studied emerged from Cassiopeia A, now a neutron star, about 11,000 light-years from Earth. After the ...
Scientists detect chirping cosmic waves in an unexpected part of space
NEW YORK — Scientists have detected cosmic waves that sound like birds chirping in an unexpected place. These bursts of plasma, called chorus waves, ripple at the same frequency as human hearing. When ...