近地天体

A Los Angeles company has taken an audacious concept — bagging and towing a 100‑ton asteroid into cislunar space — from drawing board to orbital tests. The plan mixes lightweigh... 三月 21, 2026

ExLabs says it will ride a modular spacecraft to asteroid Apophis, deploy CubeSat‑scale landers during the rock’s April 13, 2029 close pass, and hand students and small teams a ... 三月 20, 2026

New Webb observations have ruled out a previously feared collision of asteroid 2024 YR4 with the Moon. Here’s what scientists found, what would have happened if it struck, and w... 三月 12, 2026

A bright fireball streaked across western Europe on 8 March 2026; the European Space Agency is probing the event after fragments reportedly punched a football‑sized hole in a Ko... 三月 11, 2026

A new Science Advances study confirms NASA’s DART impact in 2022 produced the first measurable change to an asteroid pair’s orbit around the Sun, demonstrating kinetic impact as... 三月 10, 2026

Scientists report ribose and glucose in pristine samples from asteroid Bennu, along with salts, phosphates and amino acids — findings that sharpen theories about how life’s ingr... 二月 06, 2026

The newly discovered "twilight" asteroid, 2025 SC79, was obscured by the sun's glare until an astronomer pointed the Dark Energy Camera at it, highlighting the potential dangers... 十一月 12, 2025