• Subscribe
  • News
  • Astronautics
  • Science
  • Environment
  • Security
  • Specials
  • Opinion
  • Lounge
  • Reviews
  • Quick subscription
  • Board
  • Team
  • Advertising
  • Contributors
  • Industry
  • Foreword
  • Partners
  • Log in
  • Subscribe
  • Log in
  • Home
  • News
  • Astronautics
  • Science
  • Environment
  • Security
  • Specials
  • Opinion
  • Lounge
  • Reviews

Articles tagged: HD20794

  • exoplanets, HARPS spectrograph, HD20794, Multi-planet system, TRAPPIST-1 19 May 2017 Exoplanets galore and possibly the next Trappist-1 system?

    ... d that has a 147 day orbit – and puts tighter constraints on the previously identified neighbouring planets. HD20794 d corresponds to a super-Earth mass exoplanet while the signal at a period of about 330 d probably correspond to a Neptune-like...

    • exoplanets
    • HARPS spectrograph
    • HD20794
    • Multi-planet system
    • TRAPPIST-1

ROOM Space Journal Trends

Room Space

astronomy magazine

air and space magazine

air space magazine

air and space magazine subscription

air and space smithsonian magazine

airplane magazine

all about space

air & space magazine subscription

astronomy magazines list

  • Home
  • Board
  • Team
  • Vacancies
  • Advertising
  • Contributors
  • Foreword
  • Partners
  • Contents
  • Archives
  • Reviews
  • Submit an article
  • Terms of Service
  • Privacy Policy
  • Cookie Notice
  • Imprint
  • Quick subscription
  • Submit an article
  • Terms of Service
  • Privacy Policy
  • Cookie Notice
  • Imprint
  • ROOM, Space Magazine Cover
  • Contact us: subscription@room.eu.com
  • Phone: +44 7977 469 741
  • Follow us:
© 2014 - 2025 Copyright beta version "Room The Space Journal of Asgardia". ISSN 2412 - 4311. All Rights reserved