Powered by laser light, this tiny sail lays the groundwork for future advances in lightsail technology and the potential for ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

"Chemical rockets that we use today, even with the extra speed boost from flying by planets, or from swinging by the sun for ...

Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the ...

The enormous visitor to our solar system may have been about 8 times the mass of Jupiter, and come nearly as close to the sun ...

Scientists are developing miniature lightsails that could travel at unprecedented speeds, potentially enabling interstellar travel.

Scientists suggest an interstellar visitor may have altered planetary orbits in our Solar System, reshaping trajectories of ...

The research, yet to be peer-reviewed, sheds light on what could have changed the orbits of several planets in the solar ...

Achieving practical interstellar travel requires overcoming the immense challenge of reaching extraordinary velocities. To ...

Scientists propose using relativistic electron beams to propel spacecraft, offering a new hope for interstellar travel within ...

A new study claims it is possible an "alien visitor" could have warped our solar system during its earliest years.

Scientists’ ideas for travelling to the stars range from the the wholly improbable to the hugely expensive and very difficult, says Ed Regis ...