Tag Archive for 'Eddington limit'

An artist’s illustration and an X-ray image from Chandra of RACS J0320-35. Image credit: NASA / CXC / INAF-Brera / Ighina et al. / SAO / M. Weiss / N. Wolk.

Astronomers Find Actively Accreting Supermassive Black Hole 12.8 Billion Light-Years Away

Sep 18, 2025 by News Staff

A supermassive black hole in the center of the radio quasar RACS J032021.44-352104.1 (RACS J0320-35 for short) is growing at one of the fastest rates ever...

An artist’s impression of the accreting black hole LID-568 in the early Universe. Image credit: NOIRLab / NSF / AURA / J. da Silva / M. Zamani.

Astronomers Spot Early Universe’s Fastest-Feeding Black Hole

Nov 4, 2024 by News Staff

Named LID-568, this 7.2-million-solar-mass black hole appears to be feeding on matter at a rate 40 times its Eddington limit and is seen as it existed...

A thermonuclear blast on a pulsar called SAX J1808.4-3658 resulted in the brightest burst of X-rays seen to date by NASA’s Neutron star Interior Composition Explorer. Image credit: NASA’s Goddard Space Flight Center.

NICER Detects Thermonuclear Burst from X-Ray Pulsar

Nov 8, 2019 by News Staff

NASA’s Neutron star Interior Composition Explorer (NICER) has detected an extremely energetic explosion called a Type I X-ray burst from SAX J1808.4-3658,...

A rare and mighty pulsar (magenta) can be seen at the center of Messier 82 in this image. Image credit: NASA / JPL-Caltech / SAO / NOAO.

Messier 82 Galaxy Harbors Mysterious, Extremely Bright Pulsar

Oct 9, 2014 by News Staff

An international team of astronomers, led Dr Matteo Bachetti of the University of Toulouse in France, has detected what they say is the most powerful pulsar...