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May 28, 2026, 12:40 PM - 9 min read
Given the scale of interstellar distances, it’s inevitable that any alien voyage to Earth would span many years and possibly several centuries. But as the time spent in transit increases, so does the risk of catastrophic accidents or system malfunctions that could jeopardise the mission.
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May 19, 2026, 01:01 PM - 7 min read
A surge in rocket launches is filling orbit with satellites built from tougher, more heat-resistant materials—and when they fall back to Earth, they aren't always burning up the way we expect.
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May 17, 2026, 02:50 PM - 6 min read
Landing on the Moon can disturb its environment. Unlike Earth, the Moon has no biodiversity, climate as we typically think of it, or oceans. But it does have its own active environment. While the Moon may seem unchanging and indestructible, it is surprisingly sensitive to human activity.
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April 7, 2026, 05:25 PM - 8 min read
Artemis is more than just a trip around the moon. It is part of a larger plan to return humans to the lunar surface, establish a permanent base and eventually prepare for missions to Mars. It envisages using the Moon as both a laboratory and a launch pad for future expeditions deep into space.
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March 15, 2026, 02:53 PM - 6 min read
Debris is already hitting the ground and the chanceof a casualty from mega constellation re-entries is now about 40 per cent perfive-year cycle – rising for both people and aircraft as more satellites areadded to orbit.
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February 8, 2026, 01:41 PM - 6 min read
WOH G64 is special as it is transforming on a human time scale that is usually not the case when scientists observe stars. Is this star offering scientists an opportunity not to be missed to witness the final death throes of massive stars?
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February 5, 2026, 01:20 PM - 6 min read
Planets larger than Earth but smaller than Neptune are the most common type of known exoplanet. It was for one of these planets, K2-18b, that a bold claim of a detection of a biosignature was made in 2025.
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January 29, 2026, 04:33 PM - 6 min read
A runaway black hole of a million or billion solar masses will create huge disruptions to the stars and gas around it as it travels through a galaxy.
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January 27, 2026, 06:21 PM - 4 min read
Dark matter exerts gravity, just like ordinary matter, and can hold together galaxies, which the map reaffirms with a new level of clarity
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December 8, 2025, 09:23 PM - 7 min read
The debris will cause problems for all space launch agencies and private companies, as there is a limit to our ground-based tracking and warning abilities. This makes addressing the global governance of space critical.
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November 5, 2025, 04:37 PM - 7 min read
ISRO’s journey so far has been nothing short of extraordinary. What began as an ambitious initiative by pioneers like Vikram Sarabhai and Satish Dhawan has transformed into a globally respected space programme.
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July 23, 2025, 02:54 PM - 6 min read
Delivering a baby and caring for one in space is a much messier and more complicated process than on Earth, where gravity helps with everything from positioning to feeding.
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