Month: July 2025

SOFT X-RAYS
Lower-energy X-rays emitted by warm objects.

PULSARS
Rapidly spinning neutron stars that emit beams of X-ray and gamma-ray radiation.

ACTIVE GALACTIC NUCLEI (AGN)
The bright cores of galaxies powered by supermassive black holes, emitting X-rays and gamma rays.

BLACK HOLE ACCRETION DISKS
The hot gas around black holes that emits X-rays.

NEUTRON STARS
Extremely dense stellar remnants that emit X-rays and gamma rays.

GAMMA-RAY BURSTS (GRBs)
Extremely energetic explosions producing intense bursts of gamma radiation.

X-RAY BINARIES
Systems where a compact object, such as a black hole or neutron star, accretes matter from a companion star, emitting X-rays.

FERMI GAMMA-RAY SPACE TELESCOPE
A NASA mission dedicated to studying gamma rays.

XMM-NEWTON
A European X-ray space telescope.

CHANDRA X-RAY OBSERVATORY
A space telescope designed for X-ray observations.