2021 in science

Events

January

Predicted and scheduled events

• March 30 - The James Webb Space Telescope, "NASA’s most powerful and complex space telescope," is scheduled to launch.

  Date unknown

• The Large Hadron Collider will once again begin operation in early 2021; the collider was shut down in December 2018 "to enable major upgrade and renovation works."
• The race to lower launch costs in spaceflight continues with the planned maiden flights of Ariane 6 by Arianespace, New Glenn by Blue Origin, OmegA by Northrop Grumman,, Vulcan by United Launch Alliance and various smaller rockets.

  Astronomical events

• May 26 - a total lunar eclipse will occur
• June 10 - an annular solar eclipse will occur
• November 19 - a partial lunar eclipse will occur
• December 4 - a total solar eclipse will occur

  Awards

Deaths