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

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

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

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

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.

Most theoretical studies on "beam riders" for interstellar travel have focused on laser beams, which are composed of particles of light called photons. Notable examples include laser-powered ...

An interstellar visitor To tackle this puzzle, Malhotra and colleagues considered a less-examined scenario: that a visiting star-size object tweaked these planets' paths around 4 billion years ago.

While an antimatter engine is very far off, researching it could yield other discoveries as well.

Wall of ice the size of Rhode Island heading toward penguin-packed island off Antarctica Justin Baldoni releases unedited 'It ...

Study reveals an interstellar object's impact on planetary orbits, reshaping solar system dynamics. Discover how simulations ...