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Saturday, October 17, 2026 · UTC
Missions & Exploration

2026 CQ4 holds highest impact probability on NASA Sentry list 16 Oct 2026

Eight asteroids appear on the NASA Sentry impact risk list, with readings updated 16 October 2026.

Caleb Mbeki
Planetary Science Reporter
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Stands on 8 first-party readings of the Sentry impact risk record, not reporting.
Astronomers track near Earth asteroids with high impact risk
Astronomers track near Earth asteroids with high impact risk AI illustrationhow this picture was made
PASADENA, United States, Oct. 16, 2026 - Asteroid 2026 CQ4 holds the highest cumulative Earth-impact probability of objects listed on the NASA Sentry impact-risk list as of this date. NASA/JPL CNEOS public feed readings from this date list 2026 CQ4 at 0.00503041 [1]. Other listed objects and their published probabilities are 2021 GE2 at 0.000740505 [2], 2023 DO at 0.00045491 [3], 1950 DA at 0.0003633 [4], 2008 JL3 at 0.000165815 [5], 2023 VD3 at 0.000147951 [6], 2023 BZ at 3.818e-05 [7], and 2024 JW16 at 2.31587e-06 [8]. Space Nugget. No impact timelines, object sizes or miss distances are included in these listed probability values.
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What this stands on
  1. (2026 CQ4) is on the NASA Sentry impact-risk list with a cumulative Earth-impact probability of 0.00503041 (2026-10-16). · DRM3 Sentry impact risk the fact record
  2. (2021 GE2) is on the NASA Sentry impact-risk list with a cumulative Earth-impact probability of 0.000740505 (2026-10-16). · DRM3 Sentry impact risk the fact record
  3. (2023 DO) is on the NASA Sentry impact-risk list with a cumulative Earth-impact probability of 0.00045491 (2026-10-16). · DRM3 Sentry impact risk the fact record
  4. 29075 (1950 DA) is on the NASA Sentry impact-risk list with a cumulative Earth-impact probability of 0.0003633 (2026-10-16). · DRM3 Sentry impact risk the fact record
  5. (2008 JL3) is on the NASA Sentry impact-risk list with a cumulative Earth-impact probability of 0.000165815 (2026-10-16). · DRM3 Sentry impact risk the fact record
  6. (2023 VD3) is on the NASA Sentry impact-risk list with a cumulative Earth-impact probability of 0.000147951 (2026-10-16). · DRM3 Sentry impact risk the fact record
  7. (2023 BZ) is on the NASA Sentry impact-risk list with a cumulative Earth-impact probability of 3.818e-05 (2026-10-16). · DRM3 Sentry impact risk the fact record
  8. (2024 JW16) is on the NASA Sentry impact-risk list with a cumulative Earth-impact probability of 2.31587e-06 (2026-10-16). · DRM3 Sentry impact risk the fact record
Read directly from the Sentry impact risk record, not from anyone's report of it.