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Search

AHEAD2020

  • Home
  • About AHEAD2020
  • Open days
    • National Observatory of Athens (Penteli)
    • National Observatory of Athens (Thissio)
  • Events
  • Videos
    • AHEAD
      • Virtual Reality videos
        • The Hot and Energetic Universe – Virtual Reality (VR) edition
        • The X ray Universe – Virtual Reality (VR) edition
      • Hot and Energetic Universe – El Universo caliente y energético (Spanish Narration)
      • The Hot and Energetic Universe (flat version, HDTV)
      • The Hot and Energetic Universe (short version)
      • Short version of “The Hot and Energetic Universe” (Greek narration and subs)
      • The Hot and Energetic Universe (version for DOME theatres)
      • Black Holes
      • Gamma Ray Bursts
      • Gamma ray astronomy
      • Why Observe from Space
      • AHEAD advertising video
      • AHEAD video for National Observatory of Athens
    • NOA
      • NOA
    • Documentaries
    • Public Lectures
    • HEASARC
      • ESO
    • ESA
  • Images
    • HEASARC
    • ESO
    • APOD
    • HEAPOW
  • Educational
    • Booklet for Dome Video (ESO website)
    • Booklet for Dome Video
    • Guide for visitors (Dome Video)
    • Posters
      • About AHEAD
      • The Hot and Energetic Universe
      • The Hot and Energetic Universe (full version, ~300MB)
      • Black Holes and Supernovae
      • Black Holes and Supernovae (full version, ~300MB)
      • AGN
      • AGN (full version, ~2MB)
      • Gravity
      • Gravity (full version, ~2MB)
      • X-ray Observations/Surveys
      • X-ray Observations/Surveys (full version, 2MB)
    • Below age of 14
      • Star child (NASA)
      • ESA kids (ESA)
      • Presentations
    • Above age of 14
      • Imagine
      • XMM learning centre
      • SWIFT learning centre
      • RXTE learning centre
      • Fermi education centre
      • A brief History of High Energy Astronomy (NASA)
      • ESA education (ESA)
    • Advanced
      • Astronomy exercises (ESA/ESO)
      • Hubble Public Lectures (NASA)
  • Links
    • AHEAD main site (INAF)
    • Public Outreach
      • The Athena X-ray Observatory
      • European Gravitational Observatory (EGO)
      • 3XMM
      • ESA
      • ESO/ePOD
      • ESO-Press Release
      • HEASARC
      • WebStars
      • Ask an astrophycist
      • Cosmic Distances
      • AstronomyNow
    • Missions
      • INTEGRAL
      • XMM-NEWTON
      • AstroSat
      • Swift
      • Chandra
      • AGILE
      • ATHENA
  • Press
    • The Hot and Energetic Universe: A planetarium movie
    • Scientists invited to take advantage of leading high energy research centres
    • INAF Press Release: X-ray bombardment
    • AHEAD’s planetarium movie wins the international fulldome film competition
      • INAF Press Release
      • NOA Press Release
      • LU Press Release
    • Scientists assemble to discuss the power of X-ray spectroscopy
    • Researchers’ Night 2017
      • INAF Rome Press Release
      • NOA Press Release
    • Press release for ATHENA
      • NOA press release
      • INAF Rome press release
    • Press release from the AHEAD Multi-messenger workshop in Alicante
  • Social media
New Articles
Astronomers discovered the longest so far black hole jets in the Universe! (September 26, 2024)
Almost 24 years of ESA's space-based telescope XMM-Newton: more than a million X-ray detections (July 17, 2024)
Launch of the SVOM gamma burst detection satellite: a new chapter opens for astroparticle physics! (July 10, 2024)
A stellar black hole with the highest mass yet discovered in the Milky Way! (April 22, 2024)
First observation of the formation of 'rare earths' following the merger of two neutron stars! (March 1, 2024)
  • Astronomers discovered the longest so far black hole jets in the Universe!
  • Almost 24 years of ESA's space-based telescope XMM-Newton: more than a million X-ray detections
  • Launch of the SVOM gamma burst detection satellite: a new chapter opens for astroparticle physics!

Online Talk: “Blueberries, the extreme star-forming dwarf galaxies of the local Universe” by Κ. Kouroumpatzakis (Czech Academy of Sciences)

Online Talk: “Deep broad-band X-ray investigation of extreme accretion onto supermassive black holes” by A. Tortosa (INAF/OAR)

GW Data Plotter

Multi-messenger Astrophysics – EGO

A stellar black hole with the highest mass yet discovered in the Milky Way!

April 22, 2024April 22, 2024 Dr. Ektoras PouliasisArticle

Astronomers using data from European Space Agency’s Gaia mission have found the most massive stellar black hole in our own galaxy. This black hole was identified because it imposed an unstable and bizarre movement of its companion star orbiting it. Read More …

Online Talk: “On the multiplicity of sub-mm counterparts of SDSS QSOs” by Dr. E. Hatziminaoglou

March 26, 2024March 26, 2024 Dr. Ektoras PouliasisEvent

IAASARS NOA is inviting you to a scheduled Zoom meeting “On the multiplicity of sub-mm counterparts of SDSS QSOs” by Dr. E. Hatziminaoglou Mar 28, 2024 13:00 Athens If you would like to attend, please send an e-mail to epouliasis@noa.gr Read More …

Online talk: “New Cosmological results from the XMM-XXL survey” by C. Garrel (MPE)

March 20, 2024March 20, 2024 Dr. Ektoras PouliasisEvent

IAASARS NOA is inviting you to a scheduled Zoom meeting C. Garrel (MPE)“New Cosmological results from the XMM-XXL survey” Mar 21, 2024 13:00 Athens If you would like to attend, please send an e-mail to epouliasis@noa.gr or ig@noa.gr for the Read More …

Online Talk: “Dusty galaxies at high redshift in the JWST epoch” by Prof. G. Rodighiero (Padova Univ.)

March 12, 2024March 12, 2024 Dr. Ektoras PouliasisEvent

IAASARS NOA is inviting you to a scheduled Zoom meeting Prof. G. Rodighiero (Padova Univ.) “Dusty galaxies at high redshift in the JWST epoch”Time: Mar 14, 2024 13:00 Athens If you would like to attend, please send an e-mail to Read More …

Discover the EU H2020 XMM2Athena project!

March 6, 2024March 6, 2024 Dr. Ektoras PouliasisVideo

🤩 Discover the EU #H2020 #XMM2Athena project: consortium members, work packages and produced materials! 🎬 Check out this new video along with all the #AHEAD2020 videos 👉 http://ahead.astro.noa.gr/?page_id=2493

Online Talk:“Things that go kaboom at night! Why accidents are good for science: a worked example” by Dr. Phil Evans (Leicester Univ.)

March 5, 2024March 5, 2024 Dr. Ektoras PouliasisEvent

IAASARS NOA is inviting you to a scheduled Zoom meeting OnlineTalk: “Things that go kaboom at night! Why accidents are good for science: a worked example” Mar 7, 2024 13:00 Athens If you would like to attend, please send an Read More …

First observation of the formation of ‘rare earths’ following the merger of two neutron stars!

March 1, 2024March 1, 2024 Dr. Ektoras PouliasisArticle

Kilonovae are luminous explosions that result from the merger of two neutron stars. These rare phenomena are characterised by the emission of an intense gamma-ray burst (GRB). Gamma rays have the smallest wavelengths and the most energy of any wavelength Read More …

Online Talk: “The evolution of the radio luminosity function of group galaxies in COSMOS” by Dr. E. Vardoulaki (TLS)

February 19, 2024February 19, 2024 Dr. Ektoras PouliasisEvent

IAASARS NOA is inviting you to a scheduled Zoom meeting Dr. E. Vardoulaki (Thüringer Landessternwarte, Tautenburg) “The evolution of the radio luminosity function of group galaxies in COSMOS” Thursday Feb 22, 2024 13:00 Athens If you would like to attend, Read More …

Hybrid Talk: “X-Ray Detection of the Galaxy’s Missing Baryons in the Circumgalactic Medium of L* Galaxies” by Dr. F. Nicastro (INAF)

February 12, 2024February 12, 2024 Dr. Ektoras PouliasisUncategorized

IAASARS NOA is inviting you to a scheduled Zoom meeting Dr. F. Nicastro (INAF) “X-Ray Detection of the Galaxy’s Missing Baryonsin the Circumgalactic Medium of L* Galaxies” Thursday Feb 15, 2024 13:00 Athens This event will be hybrid: Harlaftis room, Read More …

11th of February 2024: Winner of the Women Astronomer Infographic Contest!

February 9, 2024February 9, 2024 Dr. Ektoras PouliasisContest

The result of the Women Astronomer Infographic contest to celebrate the International Day of Girls and Women in Science is out! The contest aimed to showcase the invaluable contributions of women astronomers through engaging infographics. This initiative is a collaborative Read More …

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Pushing the boundaries of High-Energy Astrophysics!

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Are you ready to explore the X-ray Universe?

Welcome to CLAXSON!

(Classification of X-ray Sources for Novices)

Now available in EN, FR, ES and GR!

CLAXSON is a platform that trains you to identify new objects observed in the X-ray sky with the European Space Agency X-ray telescope XMM-Newton. Be the first to find new supermassive black holes, stars, galaxies and other exotic objects in observations taken over the last 20 years, and help astronomers unravel the mysteries of the X-ray sky.

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Astronomers are invited to advertise their work and/or recent results in our website. Publications/news related to High Energy Astrophysics are of particular interest.

A brief text along with a related image should be sent to the following email addresses:
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