NASA rolls back SLS Moon rocket for repairs after multiple failed fueling tests
It’s unclear when the rocket’s practice countdown will move forward
Largest comet ever seen is longer than Connecticut
The comet is over 128.7 kilometers in diameter & has a mass of ~500 trillion tons. It won't hit us but it will help us understand the Oort Cloud
Broadcasting Earth’s location could provoke alien invasion, Oxford scientist warns
Oxford academics suggest "giggle factor" around search for aliens leads to ignoring risk around "ratio of peaceful to hostile civilisations"