Stargazers will be treated to a rare seven-planet alignment in February. This is what scientists hope to learn.

"This is, incidentally, why we sometimes observe planets appearing to approach closely to each other on the sky, as we view ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

The six planets will be visible in the days immediately leading up to Jan. 21, and for about four weeks afterward. Mars, ...

Alignments of five or more planets are rare—there will be two more featuring five or more planets this year, but after that ...

Any clear, cloudless night this month is ideal to spot the planets. To get in on the sighting, go outside on a clear night a ...

This month offers incredible views of six planets, including Venus-Saturn conjunction. See the dates for all of 2025's ...

Six planets will be in alignment this weekend, with four of them shining bright in one sweeping view. What to know about the ...

A rare parade of planets will light up the night sky throughout January. Six planets will be in alignment for the rest of the ...

This January and February, a rare planetary alignment featuring Venus, Mars, Jupiter, Saturn, Uranus, and Neptune will be ...

Although the planets won’t form a perfectly straight line, their simultaneous visibility in a single part of the sky will be ...