Though the planets are always “aligned,” seeing more than four in the sky is more uncommon. February’s lineup is a chance to ...

van Belle told SYFY WIRE. An illustration of the solar system on June 3, 2024. Right now, if you look to the sky in the early evening (the first few hours after sunset), you’ll have a view of ...

If PBHs are at the bottom of range—10^17 grams—then we’d expect there to be one somewhere in the inner solar system right now. At the upper end of this range of asteroid-mass black ...

That's right; this black ... one lurking in our very own solar system? Reporter: Then a new discovery rocked the astronomical world to its foundation. Narrator: Now, before you freak out, you ...

All of our solar system’s planets are lining up to parade ... All seven planets will be visible briefly right after sunset, stretching in an arc across the sky. By the time the sky is completely ...

This may explain the strange properties of the orbits of our solar system's planets, which are not quite perfectly circular, and all lie on slightly different planes. NASA artist’s conception of ...

This team, working to try to find the theorized “Planet 9” in the outer reaches of the Solar System ... is at 144 AU right now, while Ultima Thule, where New Horizons will fly past on New ...

The way people think of the Solar System has changed many times throughout history. Before the development of the telescope, these ideas were based on what could be seen with the naked eye.

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 system's planets onto a different course.