News

The People of DARE – Chief Electronics Stratos IV (Part 2)

In this blog we would like to focus on the people within our society, getting their hands dirty on actual rocket science. Today we continue the story of Simon Verkleij! Find the first part of this series of blog posts here! Hi, my name is Simon Verkleij and I am the Chief Electronics of Stratos…
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The People of DARE – Chief Electronics Stratos IV (Part 1)

In this blog we would like to focus on the people within our society, getting their hands dirty on actual rocket science. Today we introduce Simon Verkleij! Hi, my name is Simon Verkleij and I am the Chief Electronics of Stratos IV. To make the electronics systems in the rocket and on the ground, we…
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Looking Back at the Stratos IV Kick-Off Weekend

My name is Mohammad Fazaeli and I am part of the Stratos IV non-tech team. I am currently studying Aerospace Engineering at TU Delft and am in the 2nd year of my Bachelors. I joined this project because I wanted the experience of working in this exciting field. In this blog, I will take a…
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Stratos IV: Shooting for Space

“We choose to go to the moon in this decade and do the other things, not because they are easy, but because they are hard, because that goal will serve to organize and measure the best of our energies and skills, because that challenge is one that we are willing to accept, one we are…
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Stratos III versus the ‘big boys’. How does it compare?

As you all know, our Stratos III rocket was launched this summer to break the European altitude record for students. Unfortunately the flight ended prematurely at an altitude of around ten kilometers. In this blogpost I would like to take a closer look at the Stratos III rocket and see how it compares to the…
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How to Ignite a Rocket Engine?

Just like your car, a rocket needs a way to get its engine started and for project Stratos we made our own ignition system! A successful igniter must be small enough to fit inside the rocket engine, energetic enough to ensure a reliable start and without any components that could damage the rest of the…
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Stratos III Launch Summary

“Okay, Houston, we’ve had a problem here.” With this blog post we want to review our launch last Wednesday. Several very impressive engineering feats were performed before final take-off. We would like to give some more in-depth information about the problems encountered and the creativity that let us solve them. “You can’t have a perfect…
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Stratos III Failure

Last night, we launched our Stratos III rocket attempting to break the European altitude record. The procedures took all night and finally around 3:30 in the morning the rocket lifted off successfully. Then, 20 seconds into the flight the rocket disintegrated. The pieces landed in the ocean within the safety zone. Together with INTA (Instituto…
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Cancelled Launch Attempt July 24

Unfortunately, we have cancelled the launch window for today. Although the weather was suitable for launch in the early afternoon, the weather balloon data obtained in the evening showed winds at lower altitudes are much stronger than predicted. This led to margins on wind becoming smaller than expected, making a launch today not possible. As…
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How to build a rocket engine – Part II

In this second part of the explanation of the Nimbus engine, we will focus on the nozzle. The nozzle is the part of the engine where the flaming and expanding gasses flow out, accelerating our rocket to up to three times the speed of sound. It is located all the way at the bottom of…
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