Spacecraft Navigation

How Knot Theory Can Help Spacecraft Can Change Orbits Without Using Fuel

When a spacecraft arrives at its destination, it settles into an orbit for science operations. But after the primary mission…

2 months ago

Deep Space Atomic Clocks Will Help Spacecraft Answer, with Incredible Precision, if They’re There Yet

How do spacecraft know where they are? There's no GPS out there. Right now, it involves sending a signal to…

5 years ago

Navigating the Solar System Using Pulsars as GPS

Picture the scene: It's the not too distant future and humanity has started to construct colonies and habitats all across…

11 years ago

How Will MSL Navigate to Mars? Very Precisely

Getting the Mars Science Laboratory to the Red Planet isn’t as easy as just strapping the rover on an Atlas…

13 years ago