How long do most planets last? Planets are born, and they can also "die." So what's the lifespan of a typical planet? LiveScience · Feb 15
Astronomers are racing to study our solar system's newest 'interstellar visitor.' Here's why. Astronomers have been given the rare opportunity to study an extrasolar object after the recent discovery of the interstellar comet 3I/ATLAS. Experts tell Live Science how they are planning to observe the cosmic visitor. LiveScience · Jul 11, 2025
The Earth could be soon flung out of orbit or into the sun - all thanks to a passing star Either way, the sun is likely slated to consume Earth in billions of years The Independent UK · Jun 18, 2025
Passing stars may have changed Earth's orbit and climate, study finds Passing stars may have altered Earth's orbit, and its climate, many times throughout cosmic history. New research digs into what that means when it comes to understanding our planet's past. LiveScience · Feb 28, 2024
Star's close encounter with Earth 56 million years ago revealed New research reveals how a star's close pass altered Earth's orbit billions of years ago, impacting climate. Stars' rare encounters make orbits uncertain. Top News · Feb 19, 2024
How many times has Earth orbited the sun? We worked out how many trips each of the solar system's eight planets has taken around the sun over the past 4.6 billion years. LiveScience · Dec 10, 2023
A 'runaway star' could save Earth from extinction a billion years from now. Here's how. Earth will become too hot to handle in a billion years. There's a (very) remote chance a passing star could save us by knocking our planet back into the habitable zone. LiveScience · Dec 1, 2023
Aliens Could Reveal Their Location by Packing 24 Planets Into One Orbit Simulation suggests up to 24 Earth-mass worlds could share an orbit, just like two of Saturn's moons. Finding such an arrangement could point to advanced aliens. Inverse · May 31, 2023
This nearby Earth-like exoplanet may be habitable, but only sometimes The planet, Gliese 514 b, could test the limits of where we can find Earth-like worlds. The planet spends 1/3 of its time in its star's habitable zone. Inverse · Apr 26, 2022