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Type: Document
Date/Time: 2021-04-28 12:33 UTC

Type: Document
Date/Time: 2020-07-09 15:46 UTC

Type: Document
Date/Time: 2022-05-06 07:14 UTC

May 2022 Newsletter

Type: Document
Date/Time: 2019-07-31 14:46 UTC

In the acronym "NEO"the final letter O stands for "Object", because the group is generally understood to include both asteroids and comets that come close to Earth. It is however interesting to note that most aspects of the NEO discovery process we commonly associate with asteroids happened first for comets

Type: Document
Date/Time: 2025-01-21 17:34 UTC

Type: Document
Date/Time: 2019-08-02 11:05 UTC

On 9 May the planet Mercury will transit the Sun as seen from Earth. Although not an asteroid event, this gives us a chance to talk about how transits have been used in the past to probe the population of small asteroids extremely close to the Sun (the so-called Vulcanoids).

Type: Document
Date/Time: 2021-06-07 08:42 UTC

June 2021 Newsletter

Type: Document
Date/Time: 2019-07-31 13:21 UTC

Current NEO statistics About 4% of the known NEO population is in the risk list. This value has remained roughly constant over the past years even if the discovery rate has increased.

Type: Document
Date/Time: 2019-08-02 15:42 UTC

In recent years, it has become increasingly common for ground-based surveys to discover small objects that seem to be in distant Earth-centred orbits. Most of them turn out to be man-made spacecraft or upper stages of spent rockets residing in Earth’s region.

Type: Document
Date/Time: 2020-01-21 13:39 UTC

Type: Document
Date/Time: 2023-04-05 11:08 UTC

April 2023 Newsletter

Type: Document
Date/Time: 2021-07-01 06:31 UTC

Type: Document
Date/Time: 2020-08-27 08:09 UTC

Type: Document
Date/Time: 2020-07-03 07:51 UTC
Type: Document
Date/Time: 2020-12-04 09:29 UTC

December 2020 Newsletter

Type: Document
Date/Time: 2019-09-09 16:53 UTC

Type: Document
Date/Time: 2019-12-20 09:31 UTC

Type: Document
Date/Time: 2019-07-31 12:22 UTC

On 19 October a very small asteroid, designated as 2018 UA, was discovered by the Catalina Sky Survey, and quickly flagged as a potential very close approacher. Immediate follow-up observations by both Catalina and the Spacewatch project led to a much more accurate orbit solution.

Type: Document
Date/Time: 2023-09-13 15:11 UTC

Type: Document
Date/Time: 2021-02-02 07:25 UTC