Even 50 years after Apollo 11 landed on the moon.
But some answers might finally be on the way.
Teaming up to explore the galaxy with an AI assist.
From the Popular Science archives.
The traveller (maybe from another star) didn't stay long and it's moving away fast
Heat and drills will help us probe for alien microbes
Orbital manufacturing is already paving the way for better solar panels, faster internet, cleaner computer chips, and lab-grown human hearts
What we learned at a space conference that puts inclusivity first
Seeking a distant pale blue dot
Must-see destinations out beyond Mars
When NASA's OSIRIS REx probe launches on Sept. 8, it will be carrying this innovative tool
The enormously ambitious mission faces a few challenges
A competition to send us to the stars
It could be 20 or 30 years until we can build a laser big enough
Shooting for the stars.
A far-out plan to create swarms of self-replicating solar panel satellites
From the April 1981 issue of Popular Science: "When scientists finally detect a form of energy they have never seen, they will open a new era in astronomy."
Fortunately it's not headed for Earth
The ocean-filled moon might hold the life we've long searched for in space. And scientists have one shot to reach it.
New Horizons scientist Leslie Young discusses what to expect from the flyby on Tuesday, and the 28-year wait leading up to it
More than 200,000 aspiring space explorers volunteered for a one-way trip to Mars. Are they insane?
Jupiter's moon is the best candidate for finding extraterrestrial life; here's how we're going to get there