Blog – all posts

frb fast radio bursts

All about fast radio bursts (FRB) and news

For the first time, the source of a unique fast radio burst has been identified – News of July 2, 2019 – In 2007, while digging into old archives of the Parkes observatory in Australia, a student made a strange discovery. The radio telescope appeared to have recorded a very short radio burst in 2001…
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comet interceptor

Comet Interceptor : all you need to know and news

The Comet Interceptor mission will study comets very closely – News of July 2, 2019 – ESA has just validated a new mission for the next decade as part of its Cosmic Vision program. This mission is called Comet Interceptor. Since its creation, ESA has specialized in comet exploration. Thanks to this new mission, the…
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planet mars

Planet Mars : all you need to know and news

The Curiosity rover detects a powerful methane peak on the planet Mars – News of June 25, 2019 – We often talk about methane detection on the planet Mars. On Earth, methane is a gas associated with life. In the atmosphere of the planet Mars, it is easily broken by the ultraviolet radiation of the…
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Spektr space observatory : all you need to know and news

Postponement of Spektr-RG space observatory launch due to discharged batteries – News of June 25, 2019 – Since the fall of the Sovietic Union, Russia’s economic difficulties have canceled most major scientific programs. That’s why the launch of the Spektr-RG space observatory by a Proton rocket that was planned last Friday is very important. The…
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spacex falcon heavy

SpaceX Falcon Heavy news

Falcon Heavy achieves a difficult mission for the US Army – News of June 25, 2019 – The Falcon Heavy has just flown for the third time, less than three months after its previous flight. The mission seems to have gone well. The two side boosters that had already been retrieved during the previous launch…
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All about the Psyche space probe and news

The development of the Psyche space probe continues – News of June 18, 2019 – The Psyche mission will be launched in 2022. It will explore the asteroid that bears the same name, an asteroid almost entirely composed of iron and nickel. We think that this is the heart of a protoplanet that has disappeared.…
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europa moon

All about Europa (Jupiter’s moon) and news

The study of the salinity of Europa’s oceans could tell us if life is possible – News of June 18, 2019 – In the late 1990s, the Galileo mission taught us that Europa, one of Jupiter‘s largest moon, is probably home to an ocean of liquid water under its ice crust. Its magnetic field, its…
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mining of asteroids

All about mining of asteroids and news

TransAstra selected by NASA’s NIAC program – News of June 18, 2019 – NASA has announced the selection of projects for its NASA Innovative Advanced Concepts (NIAC) program. It allows for preliminary research on technologies that could dramatically change how we use space. Participants in the 2019 edition were revealed on June 11th. It includes…
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OSIRIS-REx and the asteroid Bennu : all you need to know and news

OSIRIS-REx orbits less than one kilometer from Bennu – News of June 18, 2019 – The solar system continues to reveal its secrets. Comets and asteroids are exploration targets increasingly studied by space agencies. NASA has thus dedicated the OSIRIS-REx space probe to the asteroid Bennu, a Type C near-Earth object of about 500 meters…
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Earth MOOCs (free online courses)

These courses are free if you only want to read the content of the course and to watch the videos. You will have to pay a few dollars if you want to access all of the course, including rating homework, and to have an official certificate to print or to share (on LinkedIn for example).…
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Astronomy MOOCs

These courses are free if you only want to read the content of the course and to watch the videos. You will have to pay a few dollars if you want to access all of the course, including rating homework, and to have an official certificate to print or to share (on LinkedIn for example).…
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how to learn stargazing

How To Choose A Dobsonian Telescope

“Stargazing at a higher magnification than the average can be difficult with a Dobson.” The Dobsonian telescope, a cheaper way to practice astronomy The Dobsonian telescope is a reflecting telescope mounted on an azimuthal or altazimutal mount. It is the mount that differentiates it from other types of Newtonian reflectors. Dobsonian telescopes are very popular…
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European lunar exploration program : all you need to know and news

ESA is very active regarding its lunar program – News of June 11, 2019 – The Moon exploration is very trendy nowadays. More than a dozen public and private entities plan to land robots on the Moon in the next five years. Three manned flight programs are under development in the United States, China and…
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All about stars and news

The star HR9024 loses weight due to incredible coronal mass ejections – News of June 11, 2019 – Observed from afar, the sun may seem like a shiny, smooth ball. Modern astronomy has shown that in reality the surface of our star is covered with bubbles and filaments, some of which may be absolutely gigantic.…
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Starshade : all you need to know and news

Starshade could help space telescopes to observe exoplanets – News of June 9, 2019 – To observe exoplanets is very difficult. We must work on contrasts. The stars are indeed much brighter than their planets. Ideally, it is much easier to be able to hide the light of the star to focus only on the…
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tiangong 1

Tiangong 1 : all you need to know and news

Tiangong 1, the first Chinese space station – News of June 9, 2019 – The history of Chinese manned flight is quite short, but it is already very interesting. After designing the Shenzhou spacecraft, China began building space stations. Tiangong 1 was launched in September 2011. It consisted of a service module and a pressurized…
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relativity space

All about Relativity Space and news

Relativity Space will print rockets for $ 10 million – News of June 9, 2019 – Relativity Space is one of the companies developing rockets for Smallsats. Their launcher is called Terran 1. It is a little more imposing than the average launchers. It must be able to place up to a ton of low…
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Starlink, SpaceX’s satellite constellation | News

SpaceX begins to deploy its Starlink satellite constellation – News of May 28, 2019 – After OneWeb launched a first satellite cluster in February, it is SpaceX’s turn to begin deploying its satellite constellation called Starlink. The solution chosen by SpaceX uses very massive launches with 60 satellites in one Falcon 9. With an individual…
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satellite constellations

Satellite mega-constellations : all you need to know and news

Satellite mega-constellations : big opportunities and big worries – News of June 6, 2019 – In recent months, a Soyuz rocket and a Falcon 9 have put into orbit the first satellites of two huge constellations, OneWeb and Starlink who are racing to set up satellite internet services. They will soon be joined by Amazon…
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OneWeb : all you need to know and news

OneWeb plans to put 2,000 satellites in orbit – News of June 6, 2019 – The satellites used by OneWeb are a little lighter than those of SpaceX, they weigh 150 kg. This satellite constellation will also be much smaller. So far, OneWeb plans to put into orbit 600 satellites and 48 rescue satellites placed…
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curiosity rover mars

All about the Curiosity rover on Mars and news

The Curiosity rover will soon climb the mountain in the center of the crater Gale – News of June 4, 2019 – The Curiosity rover continues to reveal the secrets of the Aeolis Mons region. It is a mountain 5.5 kilometers high, nestled in the center of the crater Gale. This area is very interesting…
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dwarf planets

Exoplanets MOOC by Princeton University

In this 54 hours MOOC, you will learn the methods scientists use to search for new exoplanets, what makes a habitable planet, the Fermi paradox, interstellar travel, SETI… It looks like you’ll become an expert about this topic and you will have an informed opinion to try to answer the profound question : are we…
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iss international space station

The orbital perspective MOOC by former NASA astronaut Ron Garan

The International Space Station shows that if 15 nations, sometimes previously enemies, are able to collaborate in space, there must be a way that they collaborate on Earth to fight against poverty, hunger, thirst and for innovation. Ron Garan is the perfect witness of this “orbital perspective” since he spent 6 months in the International…
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long march 5

Long March 5 (Chang Zheng-5) : all you need to know and news

Still no date for a second launch of Long March 5 – News of May 28, 2019 – China has an ambitious lunar program. In recent years, the Chinese Space Agency has implemented an impressive robotic program. But like everyone else, China is facing failures. Last Thursday, a Long March 4C rocket and its payload…
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Galaxies : all you have to know and news

Giant galaxies put the size of the Milky Way in perspective – News of May 28, 2019 – In comparison to the dwarf galaxies that surround us, the Milky Way and Andromeda may seem immense. Their diameter is indeed spread over hundreds of thousands of light-years. But if you search the whole observable universe, you…
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jerome vila arianeworks

Meet Jérôme Vila, ArianeWorks leader

Jérôme Vila leads ArianeWorks, the entity charged by CNES and Arianegroup to imagine and prepare the future European launchers ! Jérôme tells us about his career, the goals of ArianeWorks and projects carried by the initiative. Then he answers your questions and delivers us his Top 10 for space enthusiasts. Ready to take off ?…
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space robots

Robotics MOOC

Robotics is increasingly important in spaceflight and space exploration. For example, hazardous maneuvers or cosmic radiation exposed areas are perfect for robots. Spaceships, space probes, landers, rovers… Robotics is everywhere in space ! If you aim to work in the space sector, robotics is and will be a must. These courses are free if you…
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Juice Jupiter Icy Moons Explorer

Spacecraft Dynamics and Control MOOC by the University of Colorado Boulder

If you ever dreamed to work on the conception of spacecrafts, this MOOC is a MUST ! Enjoy almost 100 hours of theories related to spacecraft dynamics and control. You will learn the description of the motion and rates of motion of rigid bodies, how to develop the equations of motion that predict the movement…
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ariane 6

Thermodynamics MOOC by the University of Michigan

Thermodynamics is a fundamental engineering principle on Earth and in aerospace engineering. It explains how energy transfers from one place to another, and how it could change to another form. In this 19 hours MOOC, you will learn the basic principles, applications and tools of thermodynamics, from solar panels to engines… and coffee mugs !…
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particle physics mooc

Particle physics MOOC by the University of Geneva

In this 30 hours MOOC, you will learn what is particle physics (i.e. the physics of particles and nuclei), its main concepts, the properties and interactions of atomic nuclei. In the end, you will learn how this knowledge helps astrophysics in studying dark matter and dark energy. The professors of this particle physics MOOC are…
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