space travel

Forum discussion tagged with space travel.
  1. A

    Question RHU Technology : how to implement them in rover or spacecrafts ?

    Hello everyone, I'm currently a student in an Aeronautic School in Paris, France. I would like to know if one of you knows some stuff about Radio Isotopic Heater (RHU - Radioisotopic Heat Unit) to heat component during cold nights in space or lunar missions (mainly electronic components) and...
  2. akashrao

    voyager 1 and voyager 2

    we know of the famous voyager spacecraft which flew out in 2 editions - 1 and 2 in 1977 ... they carry human voice and form to be found in interstellar space should they come across an alien life out there ... where are the 2 spacecraft now? how rich that their services were to our...