Social Media Ideas for Asteroids

Asteroid Threat

The Surprising Way Asteroids May Have Helped Life Begin on Earth

Ancient asteroid impacts may have done more than reshape Earth’s surface. For decades, asteroid impacts have been viewed mainly as agents of destruction. But on the young Earth, th...

Big impacts

New asteroid discoveries, big changes at NASA, and breathtaking views of Saturn.

How to protect Earth from a deadly asteroid impact

Our solar system is a celestial shooting gallery, chock-full of flying projectiles that one day could threaten Earth—so what can we do about it?

Asteroid 2022 OB5 Spins Too Fast For Current Prospectors Highlighting the Divide Between "Accessible" and "Exploitable"

Asteroid mining seems simple in theory. A spacecraft flies up to a giant rock in space, scoops out some material, and either processes it on site or returns it back to a huge centr...

Asteroid named after Dutch micrometeorite researcher Astrid Eeuwes

A celestial rock circling the sun was officially named in honor of Dutch amateur scientist Astrid Eeuwes on Monday.

Asteroids May Have Delayed The Birth of Earth's First Continents

They're not lost, they just didn't have a chance.ScienceAlert stories are written, fact-checked, and edited by humans, never generated by AI. Don't miss a story, subscribe here.

There were not one, but two asteroid encounters this weekend

The Torifune asteroid turns out to be shaped like a peanut.

Happy Asteroid Day! Prize-winning plan focuses on space infrastructure

For decades, astronomers and policymakers have been working on plans to protect our planet from killer asteroids. But now there's a new realm to protect: the thousands of satellite...

NASA Flyby Reveals Violent Origin of Weird Peanut-Shaped Asteroid

The oddly shaped rock is likely the byproduct of a catastrophic collision millions of years ago.

Say hello to our little friends

Hayabusa2 and Tianwen-2 get up close and personal with two asteroids.

Much of Earth's 'space dust' may come from unidentified near-Earth asteroids

Like a shelf in an old house, the Earth collects a lot of dust from its surroundings. This "space dust" is mostly made up of micrometeorites that survive atmospheric entry and prov...

Meet REMORA: The Autonomous Space Fleet Built to Tag and Track Asteroids

To truly understand what an asteroid is made up of, we need to send a probe to it. Remote sensing from ground-based telescopes, or even orbiting observatories, and only do so much....

New Algorithm Cracks the Asteroid Routing Problem

The Traveling Salesman is a classic problem in mathematics that requires a solution to the most efficient path to take to visit a given number of cities in the least amount of time...

Asteroid Mining & Death from Above

Having written on the ethics of asteroid mining, I thought I would return to this subject and address an additional moral concern, namely the potential dangers of asteroid (and com...

Happy Asteroid Day! Prize-Winning Plan Focuses on Space Infrastructure

A proposal to create a new network for monitoring cosmic threats to off-world infrastructure has won this year's Schweickart Prize, which recognizes bright ideas for planetary defe...

Earth unprepared for serious threat of city-killer asteroids

According to the Washington Post, Earth remains dangerously unprepared for the threat posed by “city-killer” asteroids, despite the potential for catastrophic impacts on populated...

Asteroid named after Nijmegen amateur astronomer

An asteroid orbiting between Mars and Jupiter has been named after Astrid Eeuwes, a 45-year-old amateur astronomer from Nijmegen who...

Asteroid Named After Elliott Smith

An asteroid has been officially named after the late, great Elliott Smith. Orlando Campopiano, an independent filmmaker based in Edinburgh, got the idea while listening to "Shootin...

An asteroid discovered days ago will narrowly miss Earth

By Jacopo Prisco, CNN (CNN) — An asteroid roughly the size of one to two school buses will fly by Earth Monday, coming as close as 91,593 kilometers (56,913 miles), according to th...

An asteroid discovered days ago will narrowly miss Earth

By Jacopo Prisco, CNN (CNN) — An asteroid roughly the size of one to two school buses will fly by Earth Monday, coming as close as 91,593 kilometers (56,913 miles), according to th...

Meet REMORA: The autonomous space fleet built to tag and track asteroids

To truly understand what an asteroid is made of, we need to send a probe to it. Remote sensing from ground-based telescopes, or even orbiting observatories, can only do so much. A...

Scientists just solved a tricky asteroid-hopping spacecraft riddle

Plotting the optimal trajectory to visit multiple asteroids is a fiendishly difficult take on the Traveling Salesperson problem, but a new mathematical approach has succeeded in so...

Was life delivered to Earth by asteroids with a helping hand from Jupiter?

Earth may have gotten some of the key ingredients for life from asteroids in the inner solar system, but not without assistance from Jupiter.