Scientists Identify the Oldest Material on Earth in a Meteorite, Stunned to Find It Predates the Sun Scientists analyzed ...

A once-in-a-lifetime comet is approaching the sun — and it will be visible for the first time in 160,000 years. The comet ...

Earth is now closer to the sun than at any other time of the year. Here's why our planet's axial tilt, not proximity to the ...

The Red Planet will be at its closest point to Earth, also known as perigee, on Jan. 12 and will be exactly opposite the sun ...

G3 may be hard to see due to weather patterns and the California wildfires, said Tim Brothers of the Massachusetts Institute ...

Therefore, it makes sense that at some point down the line, our Sun, which provides life to Earth, will die, too. When it does, scientists say that the Sun will destroy Earth, Mercury, and Venus ...

Naturally, the same goes for the sunset. Since the winter solstice, the sun has been setting progressively later at a faster ...

G3 (ATLAS) should be visible from the southern hemisphere, and possibly also the northern hemisphere, over the next few days ...

In the summer of 1831, an enormous volcanic eruption spewed sulfur gas into Earth’s atmosphere. The particles scattered ...

On Monday night you may have a chance to witness the moon obscuring the Red Planet at its brightest, as well as a comet’s ...

Here's a guide on where, when, and how to best view this unique galactic event happening on January 16 and 17.