Earth, asteroid and NASA

The planet that the asteroid was once a part of contained a salty ocean. Scientists found 11 minerals in the samples, but more importantly, they found 14 out of 20 key building blocks for life -- at ...
Explorer 1 became the first successfully launched satellite by the United States when it was sent to space on 31 January 1958 ...
2025 is set to be an amazing year of space missions as many moon landings are planned and significant test launches.
YR4 might force NASA to plan the first-ever space mission to push an asteroid away from Earth. Most likely, though, it's a non-threat.