Brown researchers create more efficient design for lightsails — thin membranes that use light to travel through space.

There is a large diversity in the chemical composition of astronomical objects such as planets, comets, circumstellar ...

What if you could ride light like a sailboat rides the winds across the ocean? While this concept may seem impossible, it's ...

There is a large diversity in the chemical composition of astronomical objects such as planets, comets, circumstellar ...

This galaxy's central black hole appears to be a "messy eater" as its interstellar scraps are strewn into space.

If humans are going to send ships to the stars, space travel will have to get a lot faster ... their fabrication process is scalable to the dimensions needed for interstellar travel and can be done in ...

History has been made today as the world's first-ever spacefaring cruise ship, Celestial Voyager, was successfully launched ...

"We're trying to encounter an astronomical object that streaks through our solar system just once and we don’t want to miss ...

Over 50 space shuttle missions were needed to build the International ... It promises high specific impulse and thrust, potentially enabling rapid interplanetary or interstellar travel—Zubrin’s design ...

The photo suggests that interstellar 'scraps' of matter are being strewn into space as the hungry black hole chows down on its dinner. "At the very center of nearly every galaxy is a supermassive ...