Articles related to "X Ray Astronomy"

Capturing the visible light spectrum through the Hubble telescope shows amazing images, but the Chandra X-ray telescope captures even more impressive images.

Measuring the mass of the unseen companion in a binary X-ray source, such as Cygnus X-1, tells us if it is a black hole or a neutron star.

The discovery, in the early 1960s, of the first celestial X-ray sources led to the first star identified as a likely black hole candidate, Cygnus X-1.

Identifying the star HDE226868 as the optical counterpart to the astronomical X-ray source, Cygnus X-1, was the first step in identifying it as a black hole.

Biography of American Sally Ride, astronaut and physicist, one of the first female astronauts in the U.S. space program.

In addition to visible light, astronomers use ultraviolet, infrared, radio waves, X-rays and gamma rays to study planets, stars, galaxies, and other celestial objects.

NASA's orbital observatory program contained four Telescopes to observe different electromagnetic frequencies. The Compton observatory looked for gamma-rays.

Astronomy has many creative and strange names for the bizarre and wacky objects in the universe. Learn some new words today.