The sun rises over the Earth's horizon as seen from space, with the NASA logo and a speech bubble with surprised emojis in the upper right corner.

NASA sounds all the alarms on Earth: it's an unknown object

A never-before-seen body is moving at high speed toward our solar system and is puzzling scientists

NASA has put the entire scientific community on alert after detecting a space object about which very little is known. It is not a common body, since its movements do not match any known pattern in space. Something unusual is approaching and has triggered alarm signals on Earth, so experts are following every detail with maximum attention.

What makes this body called 3I/ATLAS, previously known as A11pl3Z, unique is its speed, since it travels at about 152,238 mph (245,000 km/h). In addition, it doesn't follow the rules of gravity that govern traditional comets or asteroids. In fact, its behavior has created a true scientific puzzle.

Image of the bright interstellar comet 3I/ATLAS in space with a dark background and several light streaks around it
Comet 3I/ATLAS, captured by NASA's Hubble telescope | NASA

An anomalous trajectory toward Earth that sparks surprising theories

The first sighting of 3I/ATLAS took place on July 1 thanks to NASA's ATLAS system, which has not stopped tracking it since then. According to current calculations, this interstellar visitor will pass near Mars in October and, by December, will be at its closest point to Earth. Fortunately, it is not expected to pose a danger to our planet, although its mere presence is already shaking the scientific world.

Unlike comets or asteroids that orbit the Sun, 3I/ATLAS moves in a straight line at high speed, which makes it difficult to predict its trajectory. This behavior has led some experts to propose hypotheses ranging from purely astronomical explanations to more speculative ideas. Among these possibilities is included, although remotely, that it could be a manufactured object or even an alien spacecraft.

For now, there is no solid evidence to confirm these theories, but there is consensus that this object is one of the largest ever detected in interstellar space. The Critical Zone Exploration Network (CZEN) has stated that 3I/ATLAS doesn't follow the desired movement patterns and for that reason must be kept under surveillance.

NASA remains alert to a body that defies the rules of space

The tracking is being done with state-of-the-art telescopes, such as the James Webb Space Telescope and the Vera C. Rubin Observatory, which are gathering all possible information to unravel the nature of this strange visitor. For now, we know that it is not a conventional comet, nor a typical asteroid, and that it comes from deep space, outside the Sun's gravitational domain.

This is not the first time humanity has detected an interstellar object, but it is one of the most intriguing occasions. In the past, bodies like "Borisov" and "Oumuamua" caused a great stir, although 3I/ATLAS seems different in size and behavior. The future promises more discoveries, with projects such as the Legacy Survey of Space and Time (LSST), focused on studying these stellar visitors.

For now, the recommendation is to keep calm but not lose sight of 3I/ATLAS. This strange body continues its unstoppable path, leaving questions in the air and the certainty that there is still much to discover in the universe. NASA and scientists will be alert to report any news that could change what we believe we know today.