Summary of white-noise components for 12 pulsars. The main panel shows the three contributions: radiometer noise as black squares, jitter noise as blue circles, and scintillation noise as red ...
Morning Overview on MSN
Gravitational waves expose hidden skeletons of galactic centers
A faint hum of gravitational waves rippling across the cosmos is now telling scientists what no telescope could show them: the dense, hidden structures buried at the centers of galaxies. A team of ...
A little bit of “scruff” in scientific data 50 years ago led to the discovery of pulsars — rapidly spinning dense stellar corpses that appear to pulse at Earth. Astronomer Jocelyn Bell made the chance ...
Amazon S3 on MSN
OTD in space - February 24: Pulsars first discovered
On February 24, 1968, an astronomy grad student Jocelyn Bell announced that she had discovered the first pulsar. A few months earlier, she noticed what she called a "bit of scruff" in the data from ...
In the Crab Nebula, a rapidly rotating neutron star, or pulsar (white dot near the center), powers the dramatic activity seen by Chandra. The inner X-ray ring is thought to be a shock wave that marks ...
Even Superman would have trouble picking up a chunk of a neutron star. Just a sugar cube-sized piece of this extremely dense material — the remnants of a collapsed star — weighs 1 billion tons. That's ...
India Today on MSN
Indian astronomers devise clever method to find dead suns in deep space
Scientists from IIT Kanpur and NCRA Pune have developed a groundbreaking method to measure distances between Earth and ...
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