Jove
Visualize
Contact Us

Related Experiment Videos

Comets in other planetary systems?

C F Chyba1

  • 1Laboratory for Extraterrestrial Physics, NASA Goddard Space Flight Center, Greenbelt, MD 20771, USA.

Advances in Space Research : the Official Journal of the Committee on Space Research (COSPAR)
|March 1, 1995
PubMed
Summary
This summary is machine-generated.

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

Biological security in a changed world.

Science (New York, N.Y.)·2001
Same author

Planetary science. Life without photosynthesis.

Science (New York, N.Y.)·2001
Same author

Energy for microbial life on Europa.

Nature·2000
Same author

Origins of life. A left-handed solar system?

Nature·1997
Same author

Life on other moons.

Nature·1997
Same author

Life beyond mars.

Nature·1996
Same journal

Planetary Protection and the astrobiological exploration of Mars: Proactive steps in moving forward.

Advances in space research : the official journal of the Committee on Space Research (COSPAR)·2025
Same journal

Crop type discrimination using Geo-Stat Endmember Extraction and machine learning algorithms.

Advances in space research : the official journal of the Committee on Space Research (COSPAR)·2024
Same journal

A Hansel & Gretel breadcrumb-style dynamically deployed communication network paradigm using mesh topology for planetary subsurface exploration.

Advances in space research : the official journal of the Committee on Space Research (COSPAR)·2023
Same journal

Investigating Patterns of Air Pollution in Metropolises Using Remote Sensing and Neural Networks During the COVID-19 Pandemic.

Advances in space research : the official journal of the Committee on Space Research (COSPAR)·2023
Same journal

Editorial.

Advances in space research : the official journal of the Committee on Space Research (COSPAR)·2023
Same journal

Exploring the effect of COVID-19 pandemic lockdowns on urban cooling: A tale of three cities.

Advances in space research : the official journal of the Committee on Space Research (COSPAR)·2022
See all related articles
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Comets may have delivered essential volatiles and organic molecules to early Earth, potentially seeding life. Evidence suggests comet-like bodies may also exist around other stars, like Beta Pictoris.

Area of Science:

  • Exoplanetary science
  • Astrobiology
  • Solar system dynamics

Background:

  • Comets are crucial for transporting volatiles and organic molecules from the outer to the inner solar system.
  • Liquid water, essential for life as we know it, requires warm temperatures found only in the inner solar system.
  • The existence of comets in other planetary systems is key to understanding the potential for extraterrestrial life.

Purpose of the Study:

  • To investigate the exobiological implications of comets.
  • To determine if comet-like bodies exist in other planetary systems.

Main Methods:

  • Review of existing literature on cometary roles in the solar system.
  • Analysis of spectroscopic data for evidence of exocometary bodies.

Related Experiment Videos

Main Results:

  • Comets may have been vital for delivering biogenic volatiles and organic molecules to the early inner solar system.
  • Previous attempts to detect exocomets have largely failed.
  • Growing spectroscopic evidence suggests comet-like bodies orbit the star Beta Pictoris.

Conclusions:

  • The existence of comets in other planetary systems is an important exobiological question.
  • Beta Pictoris shows promising signs of hosting comet-like bodies, warranting further investigation.