A different environment in early times.

The most of the elements present in the Universe are formed through nuclear fusions among charged nuclei and nuclear/neutron captures on nuclides in stellar cores; the fusion energies are well below ...

This course provides the basic knowledge required to build a model of a star. The course will also include building such a numerical model, which requires an understanding of basic gas dynamics and ...

Caltech’s Lynne Hillenbrand calls the ultraviolet emissions from FU Ori’s disk “a big surprise.” 'A tunnel from London to New York': Can Elon Musk's £20B plan survive 5,500 meters of ...

NASA's X-ray space telescope Chandra spotted the cosmic collision from the supermassive black hole at the heart of the galaxy Centaurus A.

The admissions committee may in very rare cases review late applications at their discretion. Write a personal statement (less than 2 pages, single-spaced) describing your career goals and how ...

From stunning images to revelatory calculations, from black holes and neutron stars to gas clouds and gravitational lenses, here’s the best that 2024 had to offer in astrophysical discoveries ...

The purpose of the APS graduate program is to teach the techniques for outstanding research. Graduate students are generally supported on Research Assistantships (RAs) after their first year. As an RA ...

Syrian rebels against the country’s President Bashar Al-Assad advanced toward one of the largest cities in the country — the first time since 2016 — following a shock offensive launched by ...

The largest astrophysical simulation of the universe was achieved using the Frontier supercomputer, involving enhanced computational power to simulate both atomic and dark matter comprehensively.