The Spitzer Space Telescope, formerly the Space Infrared Telescope Facility, was an infrared space telescope that was active between 2003 and 2020. Spitzer was the third space telescope dedicated to i
An artist rendering of the Spitzer Space Telescope
Infrared observations can see objects hidden in visible light, such as HUDF-JD2, shown. This shows how the Spitzer IRAC camera was able to see beyond the wavelengths of Hubble's instruments.
The SIRTF in a Kennedy Space Center clean room.
The launch of SIRTF in 2003 aboard the 300th Delta rocket.
The Hubble Space Telescope is a space telescope that was launched into low Earth orbit in 1990 and remains in operation. It was not the first space telescope, but it is one of the largest and most ver
Spitzer Space Telescope
…material in the distant universe. Since then, many monthly press releases have highlighted Spitzer's capabilities, as the NASA and ESA images do for the Hubble Space Telescope. As one of its most noteworthy observations, in 2005, Spitzer became one of the first telescopes to directly capture light from exoplanets, namely the…
The Hubble Space Telescope during STS-125
Lyman Spitzer played a major role in the birth of the Hubble Space Telescope project.
Nancy Grace Roman with a model of the Large Space Telescope that was eventually developed as the Hubble Space Telescope. While listed as a 1966 photo, this design was not the standard until the mid-1970s.
American astronomer Edwin P. Hubble (pictured in 1931), for whom the telescope is named.