Science
A new era of spaceflight? Promising advances in rocket propulsion – The Conversation UK
Three private companies have recently been commissioned to develop nuclear fission thermal rockets for use in orbit around the Moon.

The US Defense Advanced Research Projects Agency (Darpa) has recently commissioned three private companies, Blue Origin, Lockheed Martin and General Atomics, to develop nuclear fission thermal rockets for use in lunar orbit.
Such a development, if flown, could usher in a new era of spaceflight. That said, it is only one of several exciting avenues in rocket propulsion. Here are some others.
Chemical rockets
The standard means of propulsion for spacecraft uses chemical rockets. There are two main…
-
General10 hours ago
Coroner to examine treatment of woman who died three days after surgery performed by former Queensland premier’s partner
-
Noosa News12 hours ago
Surgeon partner of former premier to testify over his patient’s death
-
General11 hours ago
Too skewed, too gentlemanly | The Spectator Australia
-
General13 hours ago
Albanese beats drum on economy as trade clouds gather