Observatório Vera C. Rubin, in Chile, identified more than 11 thousand previously unknown asteroids. The data came from preliminary observations carried out over a month and a half in the summer of 2025. Cientistas submitted about a million observations to União Astronômica Internacional’s Minor Planet Center.
The set includes objects close to Terra and distant bodies orbiting beyond Netuno. Nenhum of the 33 new objects close to Terra poses an impact risk. The discovery occurred even before the large-scale start of the Legacy Survey of Space and Time, the ten-year survey that the observatory is expected to carry out.
Telescópio Simonyi captures vast volume of data in short interval
The main equipment of the observatory is the Telescópio of Rastreamento Simonyi. Ele has a primary mirror measuring 8.4 meters in diameter and a 3.2 gigapixel camera. Essa configuration allows you to record vast portions of the sky with high resolution in multiple passes.
Durante During the test period, the system generated images that revealed both asteroids in the main belt and others more distant. Data processing relied on specialized software developed by teams such as Universidade and Washington. The algorithms identified characteristic movements against the background of stars.
- The sending to Minor Planet Center gathered observations of more than 11 thousand new asteroids.
- Incluiu also has more than 80,000 objects already catalogued, some with previously uncertain orbits.
- In total, around 90,000 Sistema Solar bodies were tracked in this campaign.
- The images ranged from regions close to Terra’s orbit to distances beyond Netuno.
Essa’s rapid and repeated scanning capability marks a difference compared to previous telescopes, which required years for a similar volume of detections.
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Trinta and three objects close to Terra are part of the new catalog
Entre the findings, 33 asteroids are classified as objects close to Terra. Eles orbit relatively close to our planet, but neither is on a collision trajectory. The largest of them can reach around 500 meters in diameter.
Asteroides small, tens of meters long, can cause localized damage when hitting the ground. Aqueles above one hundred meters brings the potential for more serious impacts. Therefore, early monitoring helps to map risks and plan responses.
The observatory contributes to planetary defense by increasing the known number of potentially dangerous bodies. Missões and NASA’s DART probe have already demonstrated that it is possible to change asteroid orbits.
Quase 380 trans-Neptunian objects expand view of outer regions
Cerca of 380 new trans-Neptunian objects appear in the batch. Esses icy bodies orbit beyond Netuno and add to the approximately 5,000 already known in the last three decades. The current pace of Rubin far exceeds that of previous campaigns.
Dois of them draw special attention. The objects tentatively designated 2025 LS2 and 2025 MX348 feature highly elongated orbits. At their most distant point, they reach approximately one thousand astronomical units of Sol.
Esses extreme paths may offer clues about the initial formation of Sistema Solar. Eles also fuel discussions about possible influences from a hypothetical distant planet.
Descobertas reinforces the potential of the Legacy Survey of Space and Time survey
The LSST project should begin full operations in 2026. Quando in full activity, the observatory should register around 10,000 new asteroids every two or three days in the first few years.
Essa production would triple the current catalog of known asteroids and multiply the number of cataloged trans-Neptunian objects by ten. The daily data volume can reach tens of terabytes.
Mario Juric, Universidade scientist from Washington involved in the project, highlighted that the observatory accomplishes in months what previously would have taken decades. The wide camera and detection software make it possible to map small bodies that previously went unnoticed.
Imagens 3D and models show distribution of new bodies
Renderizações in three dimensions displays the newly discovered asteroids in light color against the background of the already known ones. Models include both the inner belt and outer regions of the Sistema Solar.
A visualization highlights the concentration of objects near Júpiter’s orbit and the spread of trans-Neptunians. Essas tools help the public and scientific community visualize the scale of the discovery.
The observatory also refined the orbits of tens of thousands of already cataloged asteroids. Isso corrects old data and improves future position predictions.