Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Search research articles

Related Experiment Videos

Deep Impact: observations from a worldwide Earth-based campaign.

K J Meech¹, N Ageorges, M F A'Hearn

¹Institute for Astronomy, University of Hawaii at Manoa, 2680 Woodlawn Drive, Honolulu, HI 96822, USA.

Science (New York, N.Y.)

|September 10, 2005

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Prognostic impact of acute kidney injury on one-year survival in patients undergoing high-risk PCI with Impella support.

Scientific reports·2026

Same author

Tuberculosis after allogeneic hematopoietic stem cell transplantation: a decade nationwide case-control retrospective study in low-incidence country.

Bone marrow transplantation·2026

Same author

Impact of gestational omega-3 supplementation on offspring immunity in goats.

Iranian journal of veterinary research·2025

Same author

2024 VCP International Conference: Exploring multi-disciplinary approaches from basic science of valosin containing protein, an AAA+ ATPase protein, to the therapeutic advancement for VCP-associated multisystem proteinopathy.

Neurobiology of disease·2025

Same author

Canadian Surgery Forum: Abstracts of presentations to the Annual Meetings of the Canadian Association of Bariatric Physicians and Surgeons, Canadian Association of General Surgeons, Canadian Association of Thoracic Surgeons, Canadian Hepato-Pancreato-Biliary Association, Canadian Society of Surgical Oncology, Canadian Society of Colon and Rectal Surgeons, Vancouver, BC, Sept. 17-21, 2013.

Canadian journal of surgery. Journal canadien de chirurgie·2025

Same author

Pagetoid Squamous Cell Carcinoma In-Situ of Esophagus.

Kathmandu University medical journal (KUMJ)·2024

Summary

This summary is machine-generated.

The Deep Impact mission revealed new, distinct materials ejected from comet 9P/Tempel 1 after collision. Comet activity returned to normal within days, showing transient phenomena possibly linked to cratering.

Area of Science:

Planetary Science
Cometary Science
Astrophysics

Background:

Comets provide insights into the early solar system.
Understanding cometary composition and activity is crucial for planetary science.

Purpose of the Study:

To analyze the composition and behavior of comet 9P/Tempel 1 following the Deep Impact mission.
To investigate the ejecta and transient phenomena resulting from the impact.

Main Methods:

Coordinated observational campaign by global and space-based observatories.
Analysis of data collected before, during, and after the Deep Impact collision.

Main Results:

Discovery of new ejected material compositionally different from pre-impact material.

Related Experiment Videos

Significantly higher dust-to-gas mass ratio in ejecta compared to pre-impact levels.

Cometary activity returned to baseline levels within five days post-impact.

Observation of transient phenomena potentially related to cratering physics.

Conclusions:

The Deep Impact collision provided unique data on cometary response to impact.
Cometary ejecta composition and activity dynamics were significantly altered temporarily.
Transient phenomena observed may offer insights into impact cratering processes on small bodies.