Iridium to rely on used SpaceX boosters for next two launches
Iridium Communications says its next two launches of new-generation satellites will use refurbished SpaceX Falcon 9 first-stage boosters that have flown previously.
Astronomy & Space news
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Self-portrait of NASA's James Webb Space Telescope marks critical test
What appears to be a unique selfie opportunity was actually a critical photo for the cryogenic testing of NASA's James Webb Space Telescope in Chamber A at NASA's Johnson Space Center in Houston. The photo was used to verify ...
What is space? The 300-year-old philosophical battle that is still raging today
Mountains. Whales. The distant stars. All these things exist in space, and so do we. Our bodies take up a certain amount of space. When we walk to work, we are moving through space. But what is space? Is it even an actual, ...
A solar flare recorded from Spain in 1886
Satellites have detected powerful solar flares in the last two months, but this phenomenon has been recorded for over a century. On 10 September 1886, at the age of just 17, a young amateur astronomer from Madrid, using a ...
Image: What lurks below NASA's Chamber A?
Hidden beneath Chamber A at the Johnson Space Center is an area engineers used to test critical contamination control technology that has helped keep our James Webb Space Telescope clean during cryogenic testing.
Deep space communications via faraway photons
A spacecraft destined to explore a unique asteroid will also test new communication hardware that uses lasers instead of radio waves.
Samples brought back from asteroid reveal 'rubble pile' had a violent past
Curtin University planetary scientists have shed some light on the evolution of asteroids, which may help prevent future collisions of an incoming 'rubble pile' asteroid with Earth.
Scientists question assumptions about planet formation
A paper published this week in Astrophysical Journal, led by Open University academics, has examined the exact structure and behaviour of the icy particles that collide and grow at the onset of planet-formation, in a series ...
Number of undiscovered near-Earth asteroids revised downward
Fewer large near-Earth asteroids (NEAs) remain to be discovered than astronomers thought, according to a new analysis by planetary scientist Alan W. Harris of MoreData! in La Canada, California. Harris is presenting his results ...
Spinning comet observed to rapidly slow down during close approach to Earth
Astronomers at Lowell Observatory observed comet 41P/Tuttle-Giacobini-Kresak last spring and noticed that the speed of its rotation was quickly slowing down. A research team led by David Schleicher studied the comet while ...
