Asteroids

ESA's ExoMars mission refines the orbit of 3I/ATLAS from Mars with 10x greater precision. Key for planetary science and defense. We tell you how and why.

How to deflect asteroids with ion beams and what alternatives exist: DART, gravity tractor, laser and the plans of ESA and NASA.

Avi Loeb reignites the debate on 3I/ATLAS. We analyze the data, the ESA/NASA position, and how it's being viewed in Europe. What does the evidence really say?

Loeb accuses NASA of withholding a key image from 3I/ATLAS. The agency denies it; Europe is monitoring the situation and sees no risk to Earth.

A "ghost" asteroid detected between Mercury and Venus: second fastest and safest. How it was discovered and what it reveals about the solar system.

IAWN coordinates a global operation for 3I/ATLAS. Dates, objectives, and real risk to Earth, with participation from Spain and Europe.

What is 2025 PN7, who detected it, and how long will it remain near Earth? Size, risk, and the role of Spanish astronomers.

NASA clarifies the 3I/ATLAS transition: dates, safe distance, visibility, and the observing plan with Hubble, JWST, and ESA missions.

TF 2025 passed 423 km above Antarctica. Sofa-sized and safe. Time, trajectory, and how its close flyby was confirmed.

Comet 3I/ATLAS, from another system, is approaching. Dates, visibility from Earth, and what Mars probes have seen.

Keys to Comet 3I/ATLAS: close pass by Mars, timing, unusual chemistry, and what science says versus speculation.

What is 2025 PN7 and why it matters: Earth's companion quasi-satellite; detection, size, and potential exploration missions.

NASA Evaluates Two 100-K Payloads to Prevent 2024 YR4 from Impacting the Moon: Risks, Launch Windows, and Alternatives

Asteroid 2025 FA22 passes at 835.000 km: time, visibility, and live tracking. A safe event with great scientific interest.

Two fireballs in Spain: Soria-Zaragoza and Andalusia at 79.000 km/h. Videos, data, and how to distinguish them from space debris.

A peanut-shaped asteroid passes 3 million km away: date, distance, radar images, and why it poses no danger.

New analyses of Bennu reveal presolar dust, interstellar organic matter, and hydrated minerals. Learn about its origin and the role of OSIRIS-REx.

Was Ceres habitable? Water, organic matter, and chemical energy point to a favorable past, according to Dawn data and new models.

NASA rules out danger from asteroid YR4. Size, real risks, and upcoming observations clearly explained.

Niger is investigating the sale of the largest Martian meteorite, NWA 16788, auctioned in New York for more than $5 million. Facts, chronology, and key information.

PKS 1424+240, the cosmic Eye of Sauron, reveals jet and magnetic field after 15 years with the VLBA. Neutrinos and why they're key.

What was the fireball seen in Spain: Jielong-3 reentry and a Perseid meteor. Times and trajectories.

A fireball fell in Georgia and was found to predate Earth. Researchers explain the age, origin, and fate of the samples.

The James Webb Space Telescope finds evidence of a giant exoplanet in Alpha Centauri A: a Saturn-like mass, in the habitable zone. What's known and what remains to be confirmed.

A 60-meter asteroid has passed close to Earth. Does it pose a threat? Discover the key data and how NASA is monitoring it.

Object 3I/ATLAS challenges the astronomical community with its size and origin. Comet, asteroid, or something else? All the clues here.

Ammonite, a remote and stable object, challenges the Planet Nine theory and reveals previously unknown clues about the origin of the solar system.

Asteroid 2024 YR4 targets the Moon in 2032: uncovering the risk and impact on satellites and space missions.

What do we know about the Leaning Tower-sized asteroid 2025 OW? Dates, risks, and how NASA is monitoring it.

Can an asteroid change the global economy? Find out what Psyche 16 is and why NASA is studying it.

The largest Martian meteorite ever found, an auction record, and new geological mysteries of Mars: science, market, and future.

The OSIRIS-REx mission reveals that Bennu contains water and organic molecules, bringing us closer to the mystery of the origin of life.

ESA and NASA are intensifying their monitoring of asteroids, and new missions are exploring their behavior and risks.

What makes Jupiter unique? Discover its structure, moons, storms, and interesting facts about the largest planet in the Solar System.

Discover the real risk of asteroid 2024 YR4 and how planetary defense protects Earth and the Moon. Learn about the latest research and missions.

Discover all the scientific information about asteroid XF11, its trajectory, and the progress made in its research.

Learn all about asteroid XN1: its actual size, orbit, impact potential, and astronomical facts.

Discover the key facts and risks surrounding asteroid 2024 YR4. Detailed analysis, estimates, and international monitoring.

Discover how and why exoplanets are named, their mythological influence, rules, anecdotes, and the most surprising curiosities.

Discover all the secrets of asteroid Vesta: history, structure, exploration, and its scientific mysteries. Be amazed!

We explain how asteroids were formed, their types, composition, and the missions that have visited them.

We tell you the history, composition, and geological secrets of Ceres, the largest dwarf planet in the asteroid belt.

We tell you what the asteroid belt is, its origin, composition and the missions that have explored this region of the Solar System.

We tell you what asteroids are, their characteristics, origin and types. Do you want to know more about the universe? Enter here.

We tell you everything you need to know about the asteroid belt and its characteristics. Learn more about the solar system here.

In this article we teach you everything you need to know about asteroids and their formation. We also clarify your doubts about meteorites.