Alinda is one of the five largest near-Earth asteroids, coming closer than 9.3 million miles until the year 2200.

A once-in-a-generation asteroid broader than the width of Manhattan will be passing by the Earth — and there’s a chance you can see it for yourself. The space rock 877 Alinda, one of the five largest expected to safely but closely zoom past our planet this century,

The asteroid is so large it should be viewable with ordinary binoculars. The post Asteroid larger than Manhattan to fly by Earth appeared first on Talker.

The Mars Sample Return mission has been ranked as the highest priority by planetary scientists, who hope to find signs of ancient life on Mars.

NASA will explore two different strategies for fetching Mars rocks collected by the Perseverance rover, and there's a chance these samples contain evidence of alien life.

NASA will analyze and explore two different landing options for its Mars Sample Return program, though it will take almost two years to do so and is expected to announce its decision in late 2026. The agency had to temporarily hit pause on the program after an independent review found that it could cost between $8 billion and $11 billion,