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Life-friendly molecules are leaking out of Jupiter's giant moon Europa
By Elizabeth Howell published
A new finding of ammonia on the icy surface of Jupiter's moon Europa could have important implications for the search for extraterrestrial life.

'Behemoth star,' previously thought to be dying, is 'rising from the ashes' like a phoenix
By Harry Baker published
A new study suggests that the red supergiant WOH G64, also known as the "behemoth star," has not transitioned into a yellow hypergiant as previous research suggested. This means it is now unlikely to imminently explode in a colossal supernova.

Best star projectors 2026: Bring the cosmos indoors
By Tantse Walter last updated
BUYING GUIDE The best star projectors bring the wonders of the cosmos into your home — find the best models here.

'Textbooks will need to be updated': Jupiter is smaller and flatter than we thought
By Skyler Ware published
Jupiter is smaller and flatter than scientists previously thought, new measurements of the gas giant reveal.

Asteroid 2024 YR4's collision with the moon could create a flash visible from Earth
By Deepa Jain published
If the building-size asteroid 2024 YR4 crashes into the moon in December 2032, the impact will produce a bright flash that may be visible to the naked eye, a new study finds.

Auroras likely as most active sunspot in years turns toward Earth
By Brandon Specktor last updated
The sunspot region 4366 fired off dozens of powerful solar flares in 24 hours, including the single strongest flare since 2024. Auroras are possible later this week.

Hydrogen leak derails Artemis II wet rehearsal, pushing launch date back by weeks
By Patrick Pester published
NASA has delayed the Artemis II launch until March at the earliest after engineers discovered hydrogen leaks during last night's wet dress rehearsal.

Canon 15x50 IS All Weather binocular review
By Jase Parnell-Brookes published
Review A powerful, image stabilized binocular that provides exceptional reach and high-quality optics, but is let down slightly by its rubberized coating and non-waterproofness.

Artemis II simulated launch window opens tonight as NASA delays mission due to 'rare Arctic outbreak'
By Patrick Pester published
NASA's Artemis II simulated launch is scheduled for tonight after Arctic weather forced the mission to be delayed. The first crewed Artemis mega moon rocket could still leave Earth as early as this weekend.

Stellar nursery bursts with newborn stars in hauntingly beautiful Hubble telescope image — Space photo of the week
By Jamie Carter published
A new image from NASA's Hubble Space Telescope shows the Lupus 3 cloud in Scorpius bursting with young stars that are forming within collapsing clouds of gas and dust.
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