During a brief but dramatic chapter in Earth's history about 41,000 years ago, the planet’s magnetic field nearly collapsed.

Scientists have long puzzled over why Mars, once protected by a global magnetic field like Earth, now shows only a magnetic ...

Did ancient sunscreen and sewing needles save humanity? In a nutshell 41,000 years ago, Earth’s magnetic field weakened to ...

T he Sun goes through an 11-year cycle of activity, going from the solar maximum, where it is covered in many sunspots and is ...

Learn about Mars' defunct magnetic field, which may have sustained life on the planet and covered only its southern ...

Additionally, ancient humans may have ramped up their use of ochre. This naturally occurring pigment is composed of iron ...

A University of Michigan-led study suggests that Homo sapiens may have benefitted from the use of ochre and tailored clothing during a period of increased UV light 41,000 years ago, during the ...

The new data of Uranus' interior rotation rate has a level of accuracy 1,000 times greater than previous estimates.

Magnetic Field Maps of the Sun's Corona Sep. 11, 2024 — Astronomers have achieved a major breakthrough ... Astronomical Union defines a planet as a celestial body that orbits the sun, is massive ...

The team used more than a decade’s worth of observations of Uranus’ unique aurorae taken with Hubble and refined the planet’s rotation period. This technique revealed that it completes a rotation 28 ...

Hubble Space Telescope data show that the time taken for the planet to revolve around its axis is almost half a minute longer ...

Mars, the fourth planet from the sun, is a dry, rocky world. Its famous red color has earned it the nickname the Red Planet. Mars has fascinated people throughout history, and today, it is one of ...