July 11 is the last opportunity to see the 'Manhattanhenge' phenomenon light up New York City's iconic thoroughfares, as the ...

The icy traveler, called 3I/ATLAS or Comet ATLAS, was discovered on July 1 by the NASA -funded ATLAS survey telescope in Río Hurtado, Chile. This enormous space snowball came from the direction of the ...

A groundbreaking new mission may soon allow scientists to study the sun’s corona with unprecedented clarity. The Moon-Enabled ...

A mystery interstellar object discovered last week is likely to be the oldest comet ever seen – possibly predating our solar system by more than three billion years, researchers say. The "water ...

NASA's PUNCH mission has unveiled its first images of colossal solar eruptions known as coronal mass ejections (CMEs) — ...

Sunspots are the most striking phenomenon of the solar magnetic field. After the invention of the telescope early in the 17th ...

For decades, scientists have struggled to see the outermost layer of the Sun, called the corona, with enough detail to unlock ...

The Sun is mostly hydrogen and helium. Its core temperature is 27 million degrees Fahrenheit. The Sun is about 4.6 billion years old. “It’s a relatively normal star,” said no one. Key ...

Next, according to the 2019 study, a wave of high-energy protons, accelerated by shockwaves in the sun’s atmosphere, would hit Earth. These could further cripple satellites, compromising global ...

We can be especially glad that, notwithstanding whether we take care of our planet and ourselves, our Sun will be around for a long time. Skip to content Introducing the all-new Astronomy.com Forum!

At solar observatories scattered throughout the U.S., astronomers reached for their telephones one day last June and called the White Sands Missile Range in New Mexico. Each observer had spotted ...

When the first U.S. astronauts make a lunar landing in late 1968 or 1969, many of the world's telescopes will be focused on their activities. But there will be some important exceptions. In seven ...