Author Archives: Franck Marchis

About Franck Marchis

Dr. Franck Marchis is a Researcher at the Carl Sagan Center of the SETI Institute since July 2007. Over the past 15 years, he has dedicated his research to the study of our solar system using mainly ground-based telescopes equipped with adaptive optics. More recently he has been also involved in the definition of new generation of AOs for 8 -10 m class telescopes and future Extremely Large Telescopes. He has developed algorithms to process and enhance the quality of images, both astronomical and biological, using fluorescence microscopy. His currently involved in the development of the Gemini Planet Imager, an extreme AO system for the Gemini South telescope which will be capable of imaging and record spectra of exoplanets orbiting around nearby stars.

House Hearings Fail to Tap NASA’s Full Potential

Yesterday the  U.S. House of Representatives  Subcommittee on Space held a hearing entitled "Exploring Our Solar System: The ASTEROIDS Act as a Key Step Planetary science". I was curious about this act and expected the hearing to focus on interesting ...

Kardashev Type III civilizations could be rare

These two papers by J.T. Wright's group were posted today on astro-ph The Ĝ Infrared Search for Extraterrestrial Civilizations with Large Energy Supplies. I. Background and Justification J. T. Wright, B. Mullan, S. Sigurðsson, M. S. Povich http://arxiv.org/abs/1408.1133 The Ĝ Infrared Search for Extraterrestrial Civilizations with Large Energy Supplies. II. ...

Des mondes similaires au nôtre cachés dans des centaines d’exoplanètes ? SETI PR en Francais

Communiqué de presse de l'Institut SETI et de CASCA Monday, June 09 2014 - 12:15pm, PDT Mountain View, CA - Cette année a été intense pour les chasseurs d’exoplanètes, ces planètes autour d’autres étoiles. Une équipe d'astronomes de l’Institut SETI et du centre ...

54 years of space exploration: an updated map that you must see

National Geographic asked 5W Infographics to update its 50 Years of Exploration graphic, a classic that I use often in my talks to illustrate our space exploration program and its focus on the inner part of the solar system. The updated ...

First Discovery Of An Earth-Sized Planet In The Habitable Zone

Source: SETI Institute Press-release MOUNTAIN VIEW, CA – For the first time, an Earth-sized planet has been found in the habitable zone of its star. This discovery not only proves the existence of worlds that might be similar to our own, ...

Surprising discovery: a ring around an asteroid

Some may say that our universe is full of beauty, others argue that it is our solar system that surprises us the most, but ultimately I will say that it is the world of small solar system bodies which is ...

Director of the Carl Sagan Center of the SETI Institute publishes a Carl Sagan Biographical Memoir

David Morrison, director of the Carl Sagan Center of the SETI Institute, has written a biographical memoir of Carl Sagan (1934-1996), founder of the modern disciplines of planetary science and exobiology. Morrison’s piece has been published in Biographical Memoirs, an online ...

The Next Step in Exoplanetary Science: Imaging New Worlds

In 2003, I was lucky enough to be part of a small group of astronomers that met at the University of California at Berkeley to brainstorm on an innovative idea: the design of an instrument to image and characterize planets ...

Asteroid Minerva finds its magical weapons in the sky

The International Astronomical Union has chosen the names Aegis and Gorgoneion for the two moons of the asteroid (93) Minerva.  My team discovered the small moons in 2009 using the W. M. Keck Telescope and its adaptive optics system. We ...

The French Pyrénées becomes the second-largest international dark sky reserve in the world

Adapted from  IDA press release http://www.darksky.org TUCSON, AZ, AND TOULOUSE, FRANCE, 19 December 2013 – The International Dark-Sky Association (IDA) announced today the designation of the first International Dark Sky Place in France. In naming the Pic du Midi International Dark Sky Reserve (IDSR), IDA is pleased ...