• The Ingredients For Planets Turned Up Astonishingly Early

    The Ingredients For Planets Turned Up Astonishingly Early
    Planet building was supposed to be one of the universe's slow projects, something that only got going billions of years after the Big Bang. New research suggests otherwise. The raw materials for rocky worlds, and perhaps even the water needed for life, may have been ready to go just 100 million years after the Big Bang, long before the first galaxies had even taken shape.
  • A Massive Stream of Gas Tilted This Planet-Forming Disk

    A Massive Stream of Gas Tilted This Planet-Forming Disk
    Astronomers found evidence that a giant stream of gas flowing into the GW Orionis young triple-star system may have tilted its planet-forming disk, offering a new explanation for why some planetary systems are misaligned. The next step is to search for shock fronts in the system, and to search for more of these massive streams of gas in other systems.
  • NASA Wants to Float Microscopic 'Tracers' on Sunlight to Map the Edge of Space

    NASA Wants to Float Microscopic 'Tracers' on Sunlight to Map the Edge of Space
    The atmospheric is a dynamic place, and just how well we understand that dynamism depends on what part of the atmosphere it is. Low altitudes can be reached by traditional balloons, with full suites of sensing equipment. Higher reaches are the domain of satellites, with their zippy orbits allowing them to travel through the less dense regions. But there a section scientists call the “ignorosphere”, between 30-100 kilometers up that still plays a major role in global climate dynamics,
  • Amazing Views of Wednesday's Total Solar Eclipse

    Amazing Views of Wednesday's Total Solar Eclipse
    It was an eclipse for the ages. This past week, many an eclipse chaser and the ‘eclipse curious’ made the journey to stand in the shadow of the Moon, for the only total solar eclipse of 2026. Viewers across northeastern Spain had thrilling views of a low to the horizon eclipse at sunset, while viewers to the north and across Iceland had dicier, cloudy skies to contend with. Here are amazing reader views of the eclipse, along with a few special ones from space.
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  • Eclips evenement sterrenwacht Mercurius daverend succes!!

    Voor diegene die de afgelopen week, vanwege de pittige warmte nog niet eens zo ondenkelijk, onder een steen hebben gelegen….er heeft gisteravond (12 augustus 2026) een toch wel heel  spectaculaire zonsverduistering plaatsgevonden aan de west europese kant van onze goede Aarde……enne….heel vaak…te vaak….is dan het verschijsel “cumulus astronomicus interruptes” de grote gemene spelbreker….maar het is […]
  • Het Vuurwerkstelsel vanuit het Sagittarius observatorium

      Het kan de laatste tijd niet op met de heldere nachten – ik kom gewoon slaap tekort, hoe kan dat? Afgelopen twee nachten heb ik het Vuurwerkstelsel (NGC 6946) in Cepheus gefotografeerd. Eerst in RGB (zonder filter) en daarna nog een nachtje met een narrowbandfilter, die alleen licht in Hα en OIII doorlaat. En […]
  • Voor het eerst zijn drie superzware zwarte gaten in één sterrenstelsel ontdekt

    Een internationaal team van astronomen onder leiding van het Max Planck Instituut voor Buitenaardse Fysica heeft drie actief accretende supermassieve zwarte gaten geïdentificeerd in het sterrenstelsel J0148-4214. Dit zijn zwarte gaten waarin materie valt vanuit een accretieschijf eromheen. Het sterrenstelsel bevindt zich op meer dan 12,5 miljard lichtjaar van de aarde. Op deze afstand wordt […]
  • Herbeleef hier de zonsverduistering van 12 augustus 2026 aan de hand van deze prachtige foto's!

    Herbeleef hier de zonsverduistering van 12 augustus 2026 aan de hand van deze prachtige foto's!
    Op 12 augustus 2026 was er in België de grootste zonsverduistering te zien sinds 1999. De zon werd dan voor 90% bedekt door de maan. Elders in Europa, zoals in Spanje en op de Balearen, zagen duizenden mensen een totale zonsverduistering en dat leverde prachtige beelden op. In dit artikel kan je enkele van de mooiste eclips foto's van 12 augustus 2026 die we op het internet zagen! 
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  • Two Million X-Ray Sources, and One Cluster That Doesn't Fit

    Two Million X-Ray Sources, and One Cluster That Doesn't Fit
    The eROSITA telescope has released its second great catalogue of the X-ray sky with close to two million sources across half the sky, roughly double what it published before. Buried in it is a result from Bonn that matters more than the headline number. A team there went after the faintest part of a massive galaxy cluster, the outer region where fresh material is still arriving along threads of gas stretching between clusters. Nobody had measured that emission before. The gas turns out to be hot
  • Twenty Years of Watching One Galaxy, and It Made Less Sense

    Twenty Years of Watching One Galaxy, and It Made Less Sense
    Blazars are galaxies with a jet aimed almost directly at us, and they flicker across every part of the spectrum at once. Almost everything we think we know about them comes from short observing campaigns just a handful of days, every year or two, in one narrow band of energy. A Polish and German team has now done the opposite, following a single blazar for nearly twenty years with two orbiting observatories and in two observations from 2012 they found something in the spectrum that nobody had pr
  • Nine Hundred Telescopes and One Chance a Year

    Nine Hundred Telescopes and One Chance a Year
    Reading the atmosphere of another world means catching starlight as it filters through that planet's air during a transit. The signal is about one part in a million and a true Earth twin transits only once a year, so you cannot simply repeat the measurement until the noise averages away. Each attempt has to work on its own. A team led from Shanghai has proposed the alternative to building an impossibly large mirror in space - nine hundred, one metre telescopes, flying together, watching the same

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