地球近傍天体（NEO）とは

Procurement vs. Orbit: The Silicon Bottleneck Threatening Europe's Apophis Mission

As the 2029 Apophis asteroid encounter approaches, Europe's planetary defence ambitions are stalled in a multi-year global queue for bespoke radiation-hardened chips. 4月 17, 2026

Space

Can an Inflatable Bag Scoop a House‑Sized Asteroid into Near‑Earth Space?

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 lightweight … 3月 21, 2026

Space

Can a Private Company Drop CubeSat Landers on Apophis During Its 2029 Flyby?

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 ra… 3月 20, 2026

Space

Moon spared: the 100-metre-wide object story

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 why… 3月 12, 2026

Space

Fireball Crashes Through Roof in Koblenz

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 Kobl… 3月 11, 2026

Science

Humans Nudge an Asteroid’s Solar Track

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 a… 3月 10, 2026

Space

Sugars From Space: Bennu’s Recipe for Life

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 ingred… 2月 06, 2026

Space

Astronomers discover skyscraper-size asteroid hidden in sun's glare — and it's moving at a near-record pace | Live Science

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 o… 11月 12, 2025

地球近傍天体

Articles about 地球近傍天体

Procurement vs. Orbit: The Silicon Bottleneck Threatening Europe's Apophis Mission

Can an Inflatable Bag Scoop a House‑Sized Asteroid into Near‑Earth Space?

Can a Private Company Drop CubeSat Landers on Apophis During Its 2029 Flyby?

Moon spared: the 100-metre-wide object story

Fireball Crashes Through Roof in Koblenz

Humans Nudge an Asteroid’s Solar Track

Sugars From Space: Bennu’s Recipe for Life

Astronomers discover skyscraper-size asteroid hidden in sun's glare — and it's moving at a near-record pace | Live Science