interstellar travel

Gravitational Lenses Could Allow a Galaxy-Wide Internet

We could gravitationally lens radio signals to communicate with space probes at other stars. Maybe even communicate across the galaxy.

3 years ago

Beyond “Fermi’s Paradox” XIV: What is the Aurora Hypothesis?

Is it possible that we haven't heard from aliens because colonizing exoplanets is hazardous to your health? So says the…

4 years ago

Want the Fastest Solar Sail? Drop it Into the Sun First

A new study from the Max Planck Institute for Astronomy shows how a "Sun Diver," a light sail that dives…

4 years ago

What’s the Best Way to Communicate With an Interstellar Probe When it’s Light-Years Away From Earth?

A new study by an international team of scientists addressed a major challenge with interstellar missions: how to send and…

4 years ago

Languages Will Change Significantly on Interstellar Flights

A pair of linguists recently did a study, which appeared in an ESA-associated journal, that discusses how interstellar travel could…

4 years ago

How Will we Receive Signals From Interstellar Probes, Like Starshot?

A new study takes a look at the challenges of sending and receiving data over interstellar distances using tight-beam lasers

4 years ago

What is a Generation Ship?

The concept of a Generation Ship is a time-honored one, but is it the best way to send an interstellar…

4 years ago

Riding the Wave of a Supernova to Go Interstellar

A new paper by two Harvard professors explores the idea of using supernova as a means of high-speed interstellar travel…

4 years ago

What’s the Best Way to Sail From World to World? Electric Sails or Solar Sails?

A new study compares two potential means of interstellar exploration, which could have implications for both space exploration and the…

5 years ago

How Big Would a Generation Ship Need to be to Keep a Crew of 500 Alive for the Journey to Another Star?

In their latest in a series of studies concerning generation ships, the team addresses how large the ship would need…

5 years ago