- dream chaser space plane aces test as it prepares for 1st space flight
- location of possible asteroid strike in 2032 is pinpointed by scientists
- US house committee announces disclosure task force
- light sails could be used to one day reach the stars
- astronomers detect coherent radio signal from distant exoplanet
- could aliens with human level technology detect earth from space
- largest celestial object in the distant universe discovered by astronomers
- AI can now replicate itself in a milestone that has experts concerned
- secret documents reveal how US prepared to defend against an alien invasion
- mysterious square structure spotted on mars by nasa
