Watch a video replay of NASA’s exoplanet announcement

Set to resume a brisk pace of launch activity after a nearly six-week respite, SpaceX test-fired its next Falcon 9 rocket Thursday at NASA’s Kennedy Space Center in Florida ahead of a planned liftoff Monday with several tons of experiments and supplies for the International Space Station.

The fully-assembled James Webb Space Telescope has completed testing in Southern California to verify the $10 billion mission can withstand the sound and shaking it will see during launch scheduled late next year on a European Ariane 5 rocket.

NASA’s Juno spacecraft, making its first scientific run over Jupiter’s poles Aug. 27, captured remarkable images of Jupiter’s atmosphere, showing that the equatorial bands and zones familiar to even amateur astronomers completely disappear at high latitudes.