Watching the Watchers: The State of Space Surveillance

By now you’ve almost certainly heard about the recent release of a high-resolution satellite image showing the aftermath of Iran’s failed attempt to launch their Safir liquid fuel rocket. The geopolitical ramifications of Iran developing this type of ballistic missile technology is certainly a newsworthy story in its own right, …read more

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Eight new repeating radio signals detected from deep space

Fast radio bursts (FRBs) are one of the most intriguing mysteries of modern astronomy. Picked up from all corners of the cosmos, these perplexing radio signals usually only last milliseconds before fading forever, but some particularly strang… Continue reading Eight new repeating radio signals detected from deep space

Long-missing, potentially dangerous asteroid finally rediscovered – and it won't hit Earth

An artist's rendition of an asteroid swinging past Earth

Of all the things you don’t want to lose, an asteroid with a chance of striking Earth is pretty high up the list. A space rock called 2006 QV89 has been missing in action for 13 years, after it was discovered to be on an orbit that regularly brought it too close to Earth for comfort. Now astronomers have finally found it again, and ruled out an impact within the next century.

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Continue reading Long-missing, potentially dangerous asteroid finally rediscovered – and it won't hit Earth

The Great Moon Hoax — No Not That One!

Humans first walked on the moon 50 years ago, yet there are some people who don’t think it happened. This story is not about them. It turns out there was another great conspiracy theory involving a well-known astronomer, unicorns, and humanoids with bat wings. This one came 134 years before …read more

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Hubble spots "impossible" structure around a malnourished black hole

Astronomers using the Hubble Space Telescope have discovered structures around a black hole that were thought to be impossible. A small, “malnourished” black hole was found to have a flat disk of material circling it – a feature thought uniqu… Continue reading Hubble spots "impossible" structure around a malnourished black hole

Astronomers close in on the fast radio burst mystery by tracing new signal to distant galaxy

Strange signals known as fast radio bursts (FRBs) are one of the most intriguing mysteries of modern astronomy, so the more of them we can locate, the closer we get to figuring what causes them. Now we’re a step closer to solving the riddle, … Continue reading Astronomers close in on the fast radio burst mystery by tracing new signal to distant galaxy

Astronomers pinpoint location of mysterious radio signal across the universe

Fast radio bursts (FRBs) are one of the most puzzling mysteries of the space age. These one-off, millisecond-long signals pour in from all corners of the cosmos, and so far nobody’s been able to figure out what causes them or where they’re ev… Continue reading Astronomers pinpoint location of mysterious radio signal across the universe

Ditching mirrors for plastic prisms will make for much smaller, more powerful X-ray telescopes

A new way of bending X-rays raises the prospect of smaller, more powerful X-ray space telescopes. Based on technology originally developed for medical imaging machines, Stacked Prism Lens are being developed by a team led by Mats Danielsson a… Continue reading Ditching mirrors for plastic prisms will make for much smaller, more powerful X-ray telescopes

New algorithm digs up 18 Earth-like exoplanets from old Kepler data

So far almost 4,000 planets have been discovered orbiting stars other than the Sun, and that tally is constantly growing. Now another 18 exoplanets have been added to the haul, but the difference this time is that all of them are roughly Eart… Continue reading New algorithm digs up 18 Earth-like exoplanets from old Kepler data

Reverse Engineering Keeps Keck Telescopes on Track

Perched atop a dormant volcano far above the roiling tropical air of the Big Island of Hawai’i sit two of the largest optical telescopes in the world. Each 10-meter main mirror is but a single part of a magnificent machine weighing in at some 400 tons that needs to be …read more

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