Astronomy Picture of the Day - 25 years ago: The X-ray Timing Explorer
The XTE is watching the sky for rapid changes in X-rays. XTE carries 3 separate X-ray telescopes.
Astronomy Picture of the Day - 25 years ago: The X-ray Timing Explorer
The XTE is watching the sky for rapid changes in X-rays. XTE carries 3 separate X-ray telescopes.
