Summary 2022 WJ1 was the sixth impactor discovered while still outside Earth's atmosphere. Found by the Mt. Lemmon station of the Catalina Sky Survey, it impacted Earth near the Great Lakes region...

Warning: the Observation Planning Tool is currently under maintenance. It will be accessible as soon as possible.

November 2022 Newsletter

October marks the first decade of the NEOCC portal

The portal is under maintenance. Some of its features may not be available. Sorry for the inconvenience.

October 2022 Newsletter

Event to be held at ESOC (Germany) on 12-14 December 2022

This new astronomical tool gives the user the possibility to visualise NEO orbits and asteroids collections in full detail within a highly configurable 3D environment

NEOCC has managed a network of observatories to observe the result of the interplanetary collision

This is the page hosting links for the NEO Tools

Last update: 2021-04-28 14:30 UTC This webpage does not describe a real potential asteroid impact. The information on this page is fictional and provided only to support an emergency response...

2021 PDC Impact Excercise

September 2022 Newsletter

August 2022 Newsletter

July 2022 Newsletter

The image archive with capabilities to search and download selected image data

Riskiest asteroid in the last months removed from the risk list

June 2022 Newsletter

May 2022 Newsletter

April 2022 Newsletter

Large NEA steadily going out of the long-term risk list

Summary 2022 EB5 was the fifth object to be detected before impacting the Earth. The meteoroid was discovered at Konkoly Observatory (Hungary) on 11 March 2022 and impacted the atmosphere over the...

Summary 2019 MO was the fourth object to be detected before impacting the Earth. The meteoroid was discovered by ATLAS in Mauna Loa on 22 June 2019 and impacted the atmosphere over the Caribbean...

Summary 2014 AA was the second object to be detected before impacting the Earth. The meteoroid was discovered on 1 January 2014 by the Mount Lemmon Survey and impacted the atmosphere over the...

Summary 2018 LA was the third object to be detected before impacting the Earth. The meteoroid was discovered at 08:22 UTC on 2 June 2018 by the Mount Lemmon Survey and impacted the atmosphere over...

Summary 2008 TC3 was the first object detected in space prior to impacting the Earth. Discovery occurred at 06:39 UTC on 6 October 2008 by the Catalina Sky Survey and the meteoroid entered the...

The Planetary Defence community has detected the fifth asteroid impactor

March 2022 Newsletter

Typical behaviour of a non-impacting object in the risk list

The importance of accurate star catalogues and image archives for Planetary Defence

February 2022 Newsletter

Asteroid 7482 1994PC1

January 2022 Newsletter

December 2021 Newsletter

NEOCC portal provides automated access to most of its data

Near-Earth Object Population Observation Program (NEOPOP) During activities related to ESA's Space-Situational Awareness (SSA) programme, the need for an observation system simulation software tool...

Asteroid 2019 XS

November 2021 Newsletter

NEO Chronology Last update: 2021-11-01 06:00 UTC The updating of the NEO Chronology is currently on hold. Courtesy of Karel A. van der Hucht Last version 121.0 Download:.PDF For an explanation...

ESA has inaugurated the new building for the NEOCC at ESRIN

October 2021 Newsletter

September 2021 Newsletter

NEOCC observations help in nailing down the orbit of 2021 PH27

August 2021 Newsletter

July 2021 Newsletter

June 2021 Newsletter

May 2021 Newsletter