All seven of the other planets in our solar system are about to become visible at once in a great planetary alignment – ...

Mars will be making its closest approach to Earth in two years, and thus, the mighty red planet, named for the god of war ...

An object eight times the mass of ... The simulations show that just one substellar object flyby was sufficient to alter the giant planets' trajectories. Because observations suggest substellar ...

Timing: Dusk after sunset, but before 9 p.m. local time There are eight planets in our solar system and one dwarf ... (Note: The objects on the magnitude scale show what we can see at different ...

Astronomer Dean Regas gives us the lowdown on the best things to look out for this winter, from a “planet parade” to the ...

Timing: Dusk after sunset, but before 9 p.m. local time There are eight planets in our solar system ... (Note: The objects on the magnitude scale show what we can see at different magnitudes ...

But in outer space, they are not aligned.) Belgian meteorologist Jean Meeus said the alignment of all eight planets is a rare event as it only happens every 396 billion years, which is older than the ...