...asteroids 10 million kilometres from Earth. Throughout its history, the Earth has been continually impacted by asteroids ...achieve planetary defence objectives. While NASA has a long history of finding, tracking, and characterising near-Earth objects, ...
...observation satellite called Microsat-R, which added at least 400 new sizable debris objects to the population. A time history of the documented ASAT events is shown in the accompanying chart. These in-orbit collisions and explosions have highlighted...
...now think we have found in the PSRs a time capsule of the history of the volatiles in our solar system. To understand how this occurred ...far less frequently today than in early solar system history, have continually pulverised the upper tens of metres...
... many familiar faces - people who have been at the forefront of parliamentarianism of the first space nation in the history of humankind since 2018. You have decided to continue your service to humanity, to devote your time, strength, intellectual...
... to find out why a country with such a long space history had only recently set up its own agency and what its future... as an entity is really new, Spain really has had a long history of space activity. Some of its people come from the Centre for ...
... on the border of the Kuiper Belt. "New Horizons performed as planned, conducting the farthest exploration of any world in history — 4 billion miles from the Sun," said Principal Investigator Alan Stern, of the Southwest Research Institute in Boulder...