1957. aastal sai Sputnikist esimene tehis satelliit, mis jõudis edukalt kosmosesse. Sellest ajast alates on tuhanded satelliidid…
Tänapäeval peame enesestmõistetavaks, et saame vaadata otseülekandeid sellistest sündmustest nagu…
Kuigi astronaudid peavad veetma pikki aegu kosmoses, kodust kaugel, ei ole nad üksi. Meeskonnad…
Mars Express läbis Phobose 3. märtsil 2010, libisedes sujuvalt mööda vaid 67 km kauguselt – see oli lähim…
ESA orbitaalsond „Mars Express“ on saatnud tagasi muljetavaldavaid pilte ja muid andmeid alates sellest, kui see jõudis Punasele…
Some Earth observation satellites follow a special type of polar orbit, called a Sun-synchronous orbit. As it travels…
Objects that travel around a planet are called satellites. Each complete journey a satellite makes around the planet…
In March 2002, the Hubble Space Telescope’s solar arrays were brought back to Earth. After eight years in…
There is no garage in space. Once a spacecraft has left planet Earth, everyone hopes that all of…
Once a satellite is launched, the success of its mission often depends on the ability to communicate with…
The European Space Operations Centre (ESOC) is linked to a worldwide network of ground stations. After a launch,…
Kosmosepraht on suur probleem. Osa sellest on väga suur, näiteks läbi põlenud raketiastmed, töökõlbmatud…
Most spacecraft are placed in orbits around the Earth. But this is not always the optimal place for…
An orbit is the path of an object around a particular point in space, for example the path…
As you know, a car tends to slow down when it goes up a mountain and to accelerate…
