Astronomers have identified an extraordinary cosmic pattern in our celestial neighborhood: a stream of dwarf galaxies ...

Jupiter, roughly 562 million miles from Earth today, has nearly 100 moons. But Batygin and his collaborator Fred Adams' research focused on two of the smaller ones, Amalthea and Thebe. Both are inside ...

Astronomers discover many asteroids and comets each year, some of which are near-Earth objects (NEOs) that move through the ...

A team of planetary scientists has developed a promising new way to peer beneath the dusty surface of Mars and other ...

Our solar system consists of four small, rocky, inner planets (Mercury, Venus, Earth and Mars) and four large, gaseous, outer planets (Jupiter, Saturn, Uranus and Neptune).

Sub-Neptune planets that are smaller than Neptune in size are the most common type of planet known to exist in the Milky Way, but they are absent from the solar system. They have atmospheres ...

Scientists have determined that around 14 million years ago, our Solar System traveled through a densely populated galactic region and might have experienced increased interstellar dust, which could ...

Our solar system passed through a vast wave of gas and dust around 14 million years ago, dimming Earth’s view of the ... in time to reveal their historic location. They also calculated the ...

It is almost time to get a glimpse of the incredibly rare 'planetary parade' that will see the entire rest of the solar system visible in Earth's skies ... to find a darker location.

Mars SKY AT Viewed from above the solar system, the seven planets will fall within Earth’s line of sight ... evening to catch them all may vary by location. Astronomers recommend using a ...

Solar storms occur when the Sun blasts material—including particles, energy, and magnetic fields—into the solar system. While our planet’s magnetic field protects humans on Earth’s surface ...