Comet 1P/Halley Archives

In 1986, the European spacecraft Giotto became one of the first spacecraft to encounter and photograph the nucleus of a comet, passing and imaging Halley's nucleus as it receded from the Sun. Halley Multicolor Camera Team, Giotto Project, ESA

Astrochemistry, Astrogeology, Biochemistry & Organic Chemistry, Biosignatures & Paleobiology, Comets and Asteroids, Icy Worlds, Missions & Hardware, Status Report

Preparing for the 2061 Return of Halley’s Comet — A Rendezvous Mission With An Innovative Imaging System

by Keith CowingFebruary 19, 2025February 19, 2025

The return of Comet 1P/Halley will promote a wide interest for ground and space observations of a celestial body of outstanding scientific and cultural interest. In addition to remote observations, […]

Comet C2023-A3, or Tsuchinshan-ATLAS, was pictured about 99.4 million miles away from Earth by NASA astronaut Matthew Dominick using long-duration photography on a camera programmed for high sensitivity aboard the International Space Station. iss071e676482 (Sept. 19, 2024) -- Larger image, NASA

Astrochemistry, Astrogeology, Comets and Asteroids, Imaging & Spectroscopy, Space Weather & Heliophysics, Status Report

Prospects For The Crossing By Earth Of Comet C/2023 A3 Tsuchinshan-ATLAS’s Ion Tail

by Keith CowingOctober 8, 2024October 8, 2024

The Earth will pass approximately downstream of the previous position of comet C/2023 A3 (Tsuchinshan-ATLAS) during 2024 October 10-13.

Comet 1P/Halley

Preparing for the 2061 Return of Halley’s Comet — A Rendezvous Mission With An Innovative Imaging System

Prospects For The Crossing By Earth Of Comet C/2023 A3 Tsuchinshan-ATLAS’s Ion Tail

Rethinking The Origin Of Life At Seafloor Hydrothermal Vents

Proto-Biosignatures and Planetary Geochemical Metabolism: A Thermodynamic Screening Model of Prebiotic Geochemical Organization

Cultivation Of Halophilic Archaea In Shallow Subsurface Martian Conditions Has Implications For Extant Life On Mars

Roman Space Telescope Leaves Earth

Atmospheric Retrieval of Combined JWST, HST, and Ground-Based Observations Reveals a Featureless Transmission Spectrum for GJ 1132 b