Astronomy

On Columbus Day, remember Abraham Zacuto, the Jewish astronomer history forgot - opinion

In 1935, the International Astronomical Union formally adopted the name Zagut for a lunar crater honoring Abraham ben Shmuel Zacuto. Modern astronomy has, literally, written his name on the Moon.

Portrait of Abraham Zacuto, by Eulogia Merle (2011).
Stargazing in the Negev Mountains

The Perseid meteor shower is back: All the best places to watch shooting stars in Israel

The Indian, Kachchhi/Gujarati, document.

Researchers decode 200-year-old Red Sea navigational chart, revealing lost seafaring secrets

Earendil-1

Selling light after dark: Satellite designed to reflect sunlight to Earth approved by FCC


Scientists finish 200-year decryption of ancient Greek-Egyptian treatise - study

The manuscript is believed to be a lost treatise by Ptolemy on his Meteoroscope. It was hidden within a copy of Etymologiae. Deciphering it has taken over 200 years.

 Depictions of Euclid and Ptolemy with a cosmological diagram between them. Engraving. (Illustrative).

Scientists found planet in distant solar system, similar magnetic field to Earth - study

The planet, named YZ Ceti b, is roughly the same size as our planet and is located approximately 12 light-years away.

Bright nebula gas cloud in deep outer space

Study explains how primordial life survived on 'Snowball Earth'

"Compared to the most recent Ice Age, glacier coverage was much more extensive and, more importantly, much of the ocean was frozen," Xiao said.

Planet Earth globe

Saturn’s rings heat up the surrounding atmosphere – study

The researchers discovered this by looking at the excess ultraviolet radiation, which is seen as a line of hydrogen in Saturn’s atmosphere.

An image of Saturn taken by NASA's shuttle Cassini.

Get your telescopes ready: Five planets to align on Monday

Scientists recommend finding a clear view of the western horizon and using binoculars to view the planets.

 This artist's impression shows two Earth-sized worlds passing in front of their parent red dwarf star, which is much smaller and cooler than our Sun. The star and its orbiting planets TRAPPIST-1b and TRAPPIST-1c reside 40 light-years away.

SpaceX launches international crew to orbit ISS for NASA

The flight came 72 hours after an initial launch attempt was scrubbed in the final minutes of countdown early on Monday.

 NASA's SpaceX Crew-6 mission, that includes NASA astronauts Stephen Bowen and Woody Hoburg, the United Arab Emirates Sultan Al-Neyadi and Russian cosmonaut Andrey Fedyaev, launches to the International Space Station from the Kennedy Space Center in Cape Canaveral, Florida, US, March 2, 2023

Astrobiologist narrows search for alien life to five planets

The new theory has saved countless hours of research and significant material resources.

 The solar system (Illustrative).

NASA's James Webb finds 6 huge galaxies that shouldn't exist - study

This discovery could completely upend our understanding of space, with the paper's co-author describing the entire situation as "bananas."

 This illustration shows a stage in the predicted merger between our Milky Way galaxy and the neighboring Andromeda galaxy, as it will unfold over the next several billion years. In this image, representing Earth's night sky in 3.75 billion years, Andromeda (left) fills the field of view

New steps in measuring the age of the universe discovered - study

Scientists have confirmed the shape of a Kolovae, which may be the next step in dating the Universe's creation.

The Pleiades, an open cluster consisting of approximately 3,000 stars at a distance of 400 light-years (120 parsecs) from Earth.

Israeli scientists shed light on mysterious matter jets in space - study

Researchers at Bar-Ilan University in Ramat Gan have re-examined the data and now apparently solved the puzzle.

 An example of a pulsar, a neutron star emitting beams of electromagnetic radiation (Illustrative).