• Sunset Icon SUNSET:
  • Full Moon Icon MOON: 90% Waxing Gibbous
Marketplace Interactive sky Chart Get Started
Login Current Issue Renew Shop at Sky SEARCH Search Icon
CLOSE Close Icon
Sky & Telescope Logo

The Essential Guide to Astronomy

News Observing Tools
Sky & Telescope Logo

The Essential Guide to Astronomy

Clubs & Events Tours Subscribe Current Issue Renew Get Started
Login Shop at Sky

Jean-Claude MERLIN

Astronomer, minor planets and comets observer, discoverer of more than one hundred minor planets and several tens variable stars, freelance author

132 results

Nebula & Galaxy

Galaxy NGC 253 Sculptor

By: Jean-Claude MERLIN October 19, 2015

Nebula & Galaxy

Tarantula Nebula

By: Jean-Claude MERLIN October 17, 2015

Nebula & Galaxy

Crab Nebula

By: Jean-Claude MERLIN October 17, 2015

Skyscapes & Constellations

Skywatch under the Big Dipper

By: Jean-Claude MERLIN July 14, 2015

Conjunctions

Rendez-vous between Venus and Jupiter on June 30, 2015

By: Jean-Claude MERLIN July 2, 2015

Sun & Moon

Mare Crisium emerges on three days old Moon, May 21, 2015

By: Jean-Claude MERLIN May 22, 2015

Sun & Moon

Golden crescent Moon on May 20, 2015

By: Jean-Claude MERLIN May 21, 2015

Sun & Moon

Sun in H-alpha with large prominences on April 23, 2015

By: Jean-Claude MERLIN April 24, 2015

Conjunctions

Venus, the Pleiades and a shooting star

By: Jean-Claude MERLIN April 20, 2015

Skyscapes & Constellations

Spring sky at dusk dominated by Venus, Jupiter and Sirius

By: Jean-Claude MERLIN April 13, 2015

Solar Eclipses

Solar prominences during March 20, 2015 total Solar eclipse

By: Jean-Claude MERLIN April 8, 2015

Sun & Moon

Full Sun disk image with large sunspot group on October 24, 2014

By: Jean-Claude MERLIN January 2, 2015

View Previous 1 … 5 6 7
Advertisement
The front cover of the August 2026 issue of Sky & Telescope featuring the Rho Ophiuchi complex

Subscribe to Sky & Telescope Magazine

Subscribe

About S&T
  • About Us
  • Meet the Staff
  • Job Opportunities
  • Shop at Sky / Swag Store
  • Contact Us
  • Subscription Help
  • Email Newsletters
  • Help & Resources
  • Privacy Policy
  • Manage Cookies
  • Website Paywall FAQ
For Contributors
  • Writing for S&T
  • Image Submission FAQ
  • Tips for Submitting Images
For Media
  • S&T Press Releases
  • Permission Requests
For Advertisers
  • Advertising Information
  • Contact Advertising
Sky & Telescope Logo

Sky & Telescope is part of AAS Sky Publishing, LLC, a wholly owned subsidiary of the American Astronomical Society. Sky & Telescope, Night Sky, and skyandtelescope.org are registered trademarks of AAS Sky Publishing LLC. Sky & Telescope maintains a strict policy of editorial independence from the AAS and its research publications in reporting developments in astronomy to readers.

Copyright ©2026 AAS Sky Publishing LLC. All rights reserved.

About S&T
  • About Us
  • Meet the Staff
  • Job Opportunities
  • Shop at Sky / Swag Store
  • Contact Us
  • Subscription Help
  • Email Newsletters
  • Help & Resources
  • Privacy Policy
  • Manage Cookies
  • Website Paywall FAQ
  • Twitter Icon
  • Facebook Icon
  • Instagram Icon
  • Youtube Icon
  • RSS Feed Icon
Join Our Newsletter
Manage your privacy
To provide the best experiences, we use technologies like cookies to store and/or access device information. Consenting to these technologies will allow us to process data such as browsing behavior or unique IDs on this site. Not consenting or withdrawing consent, may adversely affect certain features and functions.
Functional Always active
The technical storage or access is strictly necessary for the legitimate purpose of enabling the use of a specific service explicitly requested by the subscriber or user, or for the sole purpose of carrying out the transmission of a communication over an electronic communications network.
Preferences
The technical storage or access is necessary for the legitimate purpose of storing preferences that are not requested by the subscriber or user.
Statistics
The technical storage or access that is used exclusively for statistical purposes. The technical storage or access that is used exclusively for anonymous statistical purposes. Without a subpoena, voluntary compliance on the part of your Internet Service Provider, or additional records from a third party, information stored or retrieved for this purpose alone cannot usually be used to identify you.
Marketing
The technical storage or access is required to create user profiles to send advertising, or to track the user on a website or across several websites for similar marketing purposes.
Statistics

Marketing

Features
Always active

Always active
Manage options Manage services Manage {vendor_count} vendors Read more about these purposes
Manage options
{title} {title} {title}
Manage your privacy

To provide the best experiences, we and our partners use technologies like cookies to store and/or access device information. Consenting to these technologies will allow us and our partners to process personal data such as browsing behavior or unique IDs on this site and show (non-) personalized ads. Not consenting or withdrawing consent, may adversely affect certain features and functions.

Click below to consent to the above or make granular choices. Your choices will be applied to this site only. You can change your settings at any time, including withdrawing your consent, by using the toggles on the Cookie Policy, or by clicking on the manage consent button at the bottom of the screen.

Functional Always active
The technical storage or access is strictly necessary for the legitimate purpose of enabling the use of a specific service explicitly requested by the subscriber or user, or for the sole purpose of carrying out the transmission of a communication over an electronic communications network.
Preferences
The technical storage or access is necessary for the legitimate purpose of storing preferences that are not requested by the subscriber or user.
Statistics
The technical storage or access that is used exclusively for statistical purposes. The technical storage or access that is used exclusively for anonymous statistical purposes. Without a subpoena, voluntary compliance on the part of your Internet Service Provider, or additional records from a third party, information stored or retrieved for this purpose alone cannot usually be used to identify you.
Marketing
The technical storage or access is required to create user profiles to send advertising, or to track the user on a website or across several websites for similar marketing purposes.
Statistics

Marketing

Features
Always active

Always active
Manage options Manage services Manage {vendor_count} vendors Read more about these purposes
Manage options
{title} {title} {title}

image of Sky & Telescope magazine, the 2021 observing calendar, and the jumbo pocket sky atlas