Space telescope

Space exploration in 2021 will see some major milestones to look forward to. From maiden flights to fiery endings, long-awaited launches to history-making first steps, here are some of the biggest upcoming events in space exploration this year.

A British-built satellite called Twinkle will look at the atmospheres of exoplanets to seek more definite signs of life, as well as clues as to the chemistry, formation and evolution of exoplanets.

The Fermi gamma-ray space telescope and a Soviet-era spy satellite nearly collided in orbit last year.

Infrared observation by the Spitzer space telescope have allowed astronomers to determine the most accurate and precise estimate to date of the Hubble constant - the rate at which our Universe is expanding.

Planetary Resources, Inc. announces plans to remotely mine asteroids for water and precious metals.