Astronomers have discovered a massive hydrogen cloud, known as Eos, shining brightly in ultraviolet light near our solar ...

making it clear that they originated from interstellar space. However, scientists have long suspected that many other alien objects pass through the solar system undetected every year, and that ...

In 2017, ‘Oumuamua became the first observed interstellar ... back at what our solar system used to look like in the early formation stage.” These interactions send the space rocks zipping ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit before shoving four of the solar ... a self-taught space enthusiast, and ...

The Voyagers’ findings have revealed countless new puzzles about the outer heliosphere and interstellar space. These iconic ... the heliosphere shows the solar system with the solar wind and ...

NASA’s IMAP mission will study the heliosphere to understand solar wind and space weather, launching in fall 2025 from ...

On August 25th, 2012, humanity became an interstellar species. There was no fanfare or galactic welcome party as a humble robotic probe, the Voyager 1 spacecraft, crossed an invisible threshold.

In the blackness of space billions ... are calling for a follow-up interstellar probe. The goal: a 50-year, multi-generation mission that explores the outer solar system on its way into unexplored ...

If you were to look at a giant picture of space ... you’d find the solar system. Astronomers believe it formed about 4.5 billion years ago, when a massive interstellar cloud of gas and dust ...

Astrophysicists calculate the likelihood that Earth was exposed to cold, harsh interstellar clouds, a phenomenon not previously considered in geologic climate models. Around two million years ago ...