Space

Absolutely stellar race: Scientists uncover secrets of some of the cosmos's fastest stars - study

The white dwarfs reach speeds of almost 4x needed to escape the Milky Way’s gravitational pull.

Illustration showing the remnant of a star being ejected at tremendous speed into space from the site of a supernova explosion caused by the interaction between a pair of white dwarfs.
The satellite Ofek 19 unannounced launch sparked panick in some areas of the country.

WATCH: Israel launches satellite, sparks panic with civilians thinking it was an enemy missile

This image of interstellar comet 3I/ATLAS was captured by the Hubble Space Telescope’s Wide Field Camera, July 21, 2025.

A new guest in the cosmic neighborhood: The possible extraterrestrial origins of 3I/ATLAS

The spacecraft is on its way to crash into the asteroid’s moon

How the world won’t be destroyed: NASA found a solution to a worrying problem


Elbit's JUPITER space camera launches with SpaceX Falcon 9 for high-resolution Earth observations

Elbit added that the camera can be integrated with both onboard systems and ground station analytics platforms, including compatibility with advanced image processing and AI engines. 

Elbit Systems' JUPITER space camera launches aboard the NAOS Satellite  aboard a SpaceX Falcon 9 rocket.

Asteroid the size of 59 Avi Loebs to pass Earth on Wednesday, Aug. 27 - NASA

Avi Loeb, a Harvard astrophysicist, kindly provided his measurements for use in this article during an interview with The Jerusalem Post.

An illustrative image of an asteroid near the Earth.

NASA finds new tiny moon around Uranus, raising total to 29

The 10-kilometer-wide body orbits 56,000 kilometers from uranus's center between ophelia and bianca and awaits an IAU-approved name.

NASA finds new tiny moon around Uranus, raising total to 29.

A cosmic murder mystery: Scientists spot supernova of star violently stripped to the bone

Israeli and American scientists have uncovered a never-before-seen type of supernova, shedding light on how stars produce and expel heavy elements like silicon and sulfur during their violent deaths.

Artist’s drawing of SN 2021yfj. Having lost its outer layers, the dying star was left with only a core of oxygen, sulfur and silicon (bright center dot) but continued to experience extreme mass loss episodes that led to the ejection of material rich in silicon (gray), sulfur, and argon.

Asteroid the size of 3 T. rex dinosaurs to pass Earth Sunday - NASA

Asteroid 2025 PM is around the size of three Tyrannosaurus Rex dinosaurs. The asteroid won't hit the Earth, according to NASA calculations, and even if it did... life finds a way.

An illustrative image of an asteroid near the Earth.

Israel's Dror-1 satellite reaches orbit 36,000 km. above Earth, begins mission

The satellite’s first orbiting of Earth will take only 30 hours. After that, it will slow down and orbit Earth five times over a period of two weeks.

 Israel Aerospace Industries launches communications satellite "Dror 1" into space, July 13, 2025.

Beijing tests lunar lander tasked with putting first Chinese on the moon

The lunar lander will be used to transport astronauts between the lunar orbit and the moon's surface, as well as serving as a living space, power source, and data center.

 A large screen shows news footage of a Chinese national flag carried by Chang'e-6 probe's lander on the far side of the moon, in Beijing, China June 4, 2024

Israeli hospital to join NASA, SpaceX mission to study microgravity’s effects on diseases

For this experiment, Sheba will partner with the US firm SpaceTango to grow several bacterial species aboard the ISS using a specially designed Earth-controlled system.

 Astronauts are seen inside a SpaceX Crew Dragon capsule carrying two veteran NASA astronauts who have been stuck on the International Space Station for nine months after the capsule undocked from the ISS to begin a journey to return to Earth March 18, 2025.

At least six tiny moons are orbiting us right now — and no one noticed

A new study suggests that at least six "minimoons" – rock fragments ejected from the Moon – are orbiting Earth at any given moment.

The Earth and the Moon

Chunk of Mars sells for $5.3 million at New York auction

NWA 16788 was discovered in Niger in Novermber 2023 and is approximately 70% larger than the next biggest piece of Mars ever found on Earth, according to Sotheby’s. 

 The meteorite NWA 16788, the largest known piece of Mars on Earth, is displayed during the press preview of Sotheby’s Natural History auction in New York City, U.S., July 8, 2025.

The image that forced NASA to clarify: There are no trees on Mars

A single photo that resurfaced sparked an online storm: Dark streaks resembling trees on the surface of Mars turned out to be an extraordinary natural phenomenon.

Mars