It was in 1983 when Simon Green and John Davies spotted Phaethon, the 5.4 kilometers-wide asteroid in data from the Infrared Astronomical Satellite. The asteroid came close to Earth in 2017, passing from a distance of just 10 million kilometers away from the planet. The potentially hazardous asteroid has been behaving…
British satellite company Inmarsat warned on Tuesday of dangerous levels of space debris from satellite constellations planned by Elon Musk’s Starlink, Amazon, Chinese operators and others. Inmarsat Chief Executive Rajeev Suri welcomed innovation in satellite constellations in low orbit but added that there…
On December 11, a large asteroid – about 330 metres in diameter – will safely fly past our planet. Named “4660 Nereus”, the near-earth asteroid is a frequent visitor to near-Earth space. The last time it whizzed past us was on March 22, 2011, and the next visit is expected on March 2, 2031. Despite the…
Researchers say they’re making progress in understanding a clotting disorder linked to Covid-19 vaccines that they describe as very rare but potentially “devastating.” The blood-clotting syndrome affected about 1 in 50,000 people under the age of 50 who received the vaccine developed by AstraZeneca…
When the Covid vaccination rollout started, the biggest material prize was an Instagramable sticker. Now in Hong Kong, you could potentially score a Tesla or even an apartment in the world’s most-expensive housing market. With gold bars, a diamond Rolex and a $100,000 shopping spree also up for grabs, Hong…