Interstellar space is unforgivingly vast, but the emptiness has some advantages. The lack of atmosphere means there is no aerodynamic drag.

Space exploration has always been constrained by one fundamental issue: the need for fuel. Traditional rockets require vast amounts of propellant, which limits their range and the scope of their ...

If launched in 2035, a spacecraft performing such a maneuver could fly by 3I/ATLAS by 2085. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.