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Astronomy Aug 14, 2023

A 'Jupiter' hotter than the sun

The search for exoplanets—planets that orbit stars located beyond the borders of our solar system—is a hot topic in astrophysics. Of the various types of exoplanets, one is hot in the literal sense: hot Jupiters, a class ...

Space Exploration Jun 23, 2017

Sun eruptions hit Earth like a 'sneeze', say scientists

Long-term power cuts, destruction of electronic devices and increased cancer risk for aeroplane passengers are all potential effects of the Earth being hit by a powerful solar eruption.

Space Exploration Jul 9, 2019

Newfound kilometer-size asteroid orbits the sun every 151 days

Astronomers have spotted an unusual asteroid with the shortest "year" known for any asteroid. The rocky body, dubbed 2019 LF6, is about a kilometer in size and circles the sun roughly every 151 days. In its orbit, the asteroid ...

Astronomy Aug 10, 2018

First coronal mass ejection from a star other than the sun observed

A team of researchers led by Costanza Argiroffi, an astronomer at the University of Palermo in Italy, has found evidence of a coronal mass ejection (CME) from a star that was not our sun—the first ever observed. They reported ...

General Physics Apr 23, 2024

How light can vaporize water without the need for heat

It's the most fundamental of processes—the evaporation of water from the surfaces of oceans and lakes, the burning off of fog in the morning sun, and the drying of briny ponds that leaves solid salt behind. Evaporation ...

Archaeology Oct 26, 2022

'Virtual autopsy' identifies a 17th-century mummified toddler hidden from the sun

Scientists based in Germany have examined a 17th-century child mummy, using cutting-edge science alongside historical records to shed new light on Renaissance childhood. The child was found in an aristocratic Austrian family ...

Astronomy May 9, 2014

Astronomers find Sun's 'long-lost brother,' pave way for family reunion

(Phys.org) —A team of researchers led by astronomer Ivan Ramirez of The University of Texas at Austin has identified the first "sibling" of the sun—a star almost certainly born from the same cloud of gas and dust as our ...

Astronomy Jun 1, 2024

Webb telescope finds most distant galaxy ever observed, again

The James Webb Space Telescope has discovered what appears to be a new record-holder for the most distant known galaxy, a remarkably bright star system that existed just 290 million years after the Big Bang, NASA said Thursday.

Space Exploration Feb 28, 2017

Images of the sun from the GOES-16 satellite

The first images from the Solar Ultraviolet Imager or SUVI instrument aboard NOAA's GOES-16 satellite have been successful, capturing a large coronal hole on Jan. 29, 2017.

Astronomy Dec 15, 2022

Astronomers discover two potentially habitable exo-Earths around a star near the sun

An international scientific team led by researchers at the Instituto de Astrofísica de Canarias (IAC) has discovered the presence of two planets with Earth-like masses in orbit around the star GJ 1002, a red dwarf not far ...

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