James Webb snaps first in-focus image – and photobombs another spacecraft

The James Webb Space Telescope has snapped its first in-focus image. The milestone comes after the mission team spent the last few weeks aligning its mirrors, and the telescope is now set to meet or even exceed its original science goals. It was also r… Continue reading James Webb snaps first in-focus image – and photobombs another spacecraft

You Can Find Military Radars On Publicly-Available Satellite Data

When it comes to hunting down military radar installations and associated hardware, we typically think of equipment that is firmly in the price bracket of nation states and their military …read more Continue reading You Can Find Military Radars On Publicly-Available Satellite Data

The tense journey from “riskiest asteroid in a decade” to no threat

Astronomers had a tense few days in January, as a newly discovered space rock became the riskiest asteroid in a decade – and then hid behind the Moon for a week. Thankfully, further observations have now found that it poses no risk to Earth when it swi… Continue reading The tense journey from “riskiest asteroid in a decade” to no threat

Giant A-68 iceberg dumped 152 billion tonnes of freshwater into the sea

The four-year saga of iceberg A-68 may be over, but its environmental impacts are still being assessed. A new study has calculated that the largest chunk, A-68A, released billions of tonnes of freshwater into the sea right near a marine nature reserve,… Continue reading Giant A-68 iceberg dumped 152 billion tonnes of freshwater into the sea

James Webb Space Telescope completes deployment as mirror opens

NASA’s US$10 billion James Webb Space Telescope has completed its final deployment without a mishap. Starting today at 8:53 am EST, the starboard wing of the 21-ft (640 cm) gold-plated primary mirror began to swing, locking into position at 1:17 pm.Con… Continue reading James Webb Space Telescope completes deployment as mirror opens