The invention also relates to an optical system such as a Cassegrain spatial telescope.

With ground telescopes for gamma astronomy, for example.

The team used infrared data from two space-based telescopes, the Hubble Space Telescope and the Spitzer Space Telescope.

The Hubble Space Telescope is the oldest space telescope in operation, having spent the past twenty-eight years in orbit.

A space telescope is a telescope placed beyond the atmosphere.

A space telescope is a telescope placed beyond the atmosphere.

Home › External Newsletter › How to build a space telescope

The Herschel Space Observatory is the largest imaging space telescope ever built

The program launched four observatories: the Hubble Space Telescope (visible and near ultraviolet); Compton Gamma Ray Observatory (gamma rays); Chandra X-ray Observatory (soft X-rays); and Spitzer Space Telescope (infrared).

February 2020: Celebrating the Spitzer Space Telescope

This image comes from the Spitzer Space Telescope.

The imaging performance of the Hubble Space Telescope".

Image: Image of artist of the space telescope Pamela

They are often compared to the Hubble Space Telescope.

The Hubble Space Telescope is perhaps the most famous optical telescope in orbit.