Dalal El Youssoufi

@El_Dalal

An Astrophysicist in the making | PhD Candidate studying the Magellanic Clouds.

Berlin, Germany
Vrijeme pridruživanja: rujan 2009.

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  1. proslijedio/la je Tweet
    2. velj

    Mary Somerville, celebrated in today's , presented this edition of her influential first book, Mechanism of the Heavens (1831) to the

    The title page of Mechanism of the Heavens, inscribed 'To the Royal Astronomical Society from Mary Somerville'
    The spine of Mary Somerville's book with the title Mechanism of the Heavens stamped in gilt.
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  2. proslijedio/la je Tweet
    24. sij

    Very cool (and scary) video from which shows how crowded low Earth orbit will become over the next 10 years if all proposed launch. And btw this is in addition to the other 20,000 other objects which are already being tracked. Space needs rules!

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  3. proslijedio/la je Tweet
    22. sij

    astronomers: go sign this.

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    *sad trombone* Latest results from the Breakthrough Listen search for intelligent life...

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  5. proslijedio/la je Tweet
    20. sij

    I spy with my little X-ray eye... 👀 At the beginning of the millennium, ESA's XMM-Newton started observing the X-ray sky. On the occasion of its 20th anniversary, scientists, including those at the AIP, are now publishing new catalogues. More at

    Six partly overlapping X-ray observations of open star cluster NGC 2264: Stars that emit light mainly at low X-ray energies appear reddish, hot objects at high energies appear bluish. Smaller images show, for three selected stars, the changes in brightness during a single observation, the evolution of brightness over a period of thirteen years, and an X-ray spectrum showing the star's brightness at different energies
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  6. proslijedio/la je Tweet
    18. sij

    Astronomers are deeply concerned as pollutes the night sky wth light trails. fans argue improved connectivity. So here's an analogy. Imagine walking out of your door to find that all of the cables that are normally underground are now at waist-height.

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  7. proslijedio/la je Tweet
    17. sij

    Edwin Hubble submitted his paper "A relation between distance and radial velocity among extra-galactic nebulae" in 1929. It showed that "extra-galactic nebulae" were moving away from us with a velocity that increased linearly with distance. Image: Carnegie Observatories

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  8. proslijedio/la je Tweet
    13. sij

    Four scientists with disabilities or chronic conditions talk about their own conference challenges and positive experiences, and give advice for other researchers and event organizers.

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  9. proslijedio/la je Tweet
    13. sij

    If you are coming to , e.g. for our session on clumpy accretion environments, plz. consider taking the train provides a map of possible🚆connections (thanks to & ):

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  10. proslijedio/la je Tweet
    11. sij

    The upcoming Large Synoptic Survey Telescope has been named the Vera C. Rubin Observatory, named after an astronomer who provided important evidence of the existence of . It is the first national US observatory to be named after a woman.

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  11. proslijedio/la je Tweet
    6. sij

    12 tips for physicists who want to talk to biologists, and 13 tips for biologists who want to talk to physicists. (It takes more tips to talk to physicists, and #13 is the best.)

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  12. proslijedio/la je Tweet
    5. sij

    The German physicist Martin Brendel took the first photograph of an aurora in 1892, at Alta fjord in northern Norway.

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  13. proslijedio/la je Tweet
    30. pro 2019.

    Astronomy for a better world! Astronomy combines science & technology w/ inspiration & excitement, playing a pivotal role in facilitating education & human capital development. Image: The IAU Office of Astronomy for Development banner.

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  14. proslijedio/la je Tweet

    Sit in Rabat in solidarity with , an independent journalist and activist, who was arrested over a tweet he shared 9 months ago criticising the judiciary’s fairness. No one should ever be arrested for freely expressing their opinions

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    Congrats to ! 🎊Today she has achieved a huge milestone: she now holds the record for the longest continuous stay in space by a woman. 👩‍🚀 Thanks for all of the science you have helped us conduct during your mission so far. 🔬

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    Morocco: Free Outspoken Journalist Jailed Over Tweet

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    I was asked what thinks was the most impactful space story of the last 10 years. Couldn’t pick just one so here’s a quick-fire list of 25 in 88 seconds! 😁✨

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  18. proslijedio/la je Tweet
    23. pro 2019.

    Sixth Oukaimeden International School for Astrophysics (OISA), 13-17 April 2020 in . OISA is a thematic doctoral school of LPHEA & Oukaimeden Observatory. Limited number of support grants are available for participants attending OISA.

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  19. proslijedio/la je Tweet
    26. pro 2019.

    Omar Radi is one of the few remaining investigative journalists in Morocco. He worked e.g. on sand trafficking, an issue where ecological disasters meet nepotism. I first met in high school but better knew him at , today he's jailed for his opinions

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