Articles
In-depth guides and explainers about asteroid 2024 YR4
How NASA Proposed to Deflect Asteroid 2024 YR4
Inside NASA's study of kinetic impactors and nuclear options to protect Earth and the Moon from a 60-metre asteroid — and why the threat has since been downgraded.
February 24, 20258 min readplanetary defence, NASA, DART
How Do Scientists Track Asteroids Like 2024 YR4?
From ATLAS to Sentry — how the global asteroid detection and tracking network finds and monitors potentially hazardous objects.
February 1, 20257 min readplanetary defence, technology, tracking
What Happens If Asteroid 2024 YR4 Hits the Moon?
Exploring the science and consequences of a potential lunar impact — from the energy released to what you would see from Earth.
January 22, 20256 min readlunar impact, science, consequences
What Is Asteroid 2024 YR4? Everything You Need to Know
A comprehensive guide to asteroid 2024 YR4 — its discovery, size, orbit, and why it has scientists watching closely.
January 15, 20255 min readbasics, discovery, overview