One of the biggest things holding us back from exploring the universe is that it takes years to traverse the huge distances between planets. It would take close to 165,000 years to reach our closest ...

Reaching Alpha Centauri within a single human lifetime has long sounded like science fiction, yet a new generation of nuclear pulse concepts is forcing that timeline into serious discussion. The idea ...

Leik Myrabo is an aerospace engineering professor at Rensselaer Polytechnic Institute who has demonstrated the feasibility of using ground-based lasers to propel objects into orbit; possibly reducing ...

In our day and time, the name Orion when used in connection with space exploration is linked to the Artemis program currently being run by NASA. It is the name of the spaceship meant to carry humans ...

If we achieve advanced nuclear, antimatter propulsion or other advance propulsion it would be possible to achieve near constant acceleration. This would enable travel times to Mars in the 3-8 day ...

Star Trek's faster-than-light warp drive is an idea that even serious scientists don't want to let go of. A ring-shaped warp drive device could transport a football-shape starship (center) to ...

Of the many well-known names in science, few have been as reluctant to stick to one particular field as Freeman John Dyson. Born in the UK in 1923, he showed a great interest in mathematics and ...