Which Space telescope recently completed 25 years?
Options
1) Hubble
2) Cassinni
3) Galileo
4) Copernicus
answer
1) Hubble
Other details:
The Hubble Space Telescope (HST) is a space telescope that was launched into low Earth orbit in 1990, and remains in operation. With a 2.4-meter (7.9 ft) mirror, Hubble's four main instruments observe in the near ultraviolet, visible, and near infrared spectra. The telescope is named after the astronomer Edwin Hubble.