April 2020 articles in Amazing Science
Vega, the Zero Star
Vega, the fifth brightest star in the sky, has an oblate shape, due to its high rotation speed.
Proxima Centauri and Its Two Planets
The closest star to Earth is orbited by two planets, one of Earth-like mass, the other perhaps similar to Uranus and Neptune.
Why Is It so Hard to Land on Mars?
Making a soft landing on Mars has never been an easy undertaking. Let’s try to understand why.
The Fission Theory Or the “Budding” of the Moon
According to George Darwin’s hypothesis, the Moon condensed from matter expelled from the equatorial regions of the primordial Earth.
On Real Numbers, Free Will and Open Future
The answers of the physicist Nicolas Gisin to some philosophical questions of paramount importance for science and the individual.
Gravitational Waves and White Dwarfs
A newly discovered binary system consists of two helium core white dwarfs with an orbital period of just 1201 seconds.
A Record-Breaking Neutron Star
With 2.14 solar masses, PSR J0740+6620 is the most massive neutron star so far discovered.
The Blazing Brightness of the Quasars
With brightness up to thousands of times higher than that of an entire galaxy, quasars are among the most extreme objects in the Universe.
The best of the previous articles
The Space Problem of Time Travel
How do time travelers manage to find themselves in exactly the same place they started from?
If Inflation Is True, Then We Live in a Multiverse
In an eternally inflating universe, anything that can happen will happen; in fact, it will happen an infinite number of times.
IC 1101, the Largest of All Galaxies
An elliptical supergiant with a diameter of just under eight million light-years.
A 328-Million-Dollar Conversion Error
Twenty years ago, the Mars Climate Orbiter mission failed due to the most incredible of errors.
All About Betelgeuse. How Big Is It?
The most accurate estimates available today tell us that the diameter of the red supergiant is about 1.4 billion km.
The Mysteries of Eta Carinae
It shines like five million Suns, but nobody knows what it exactly is.
Deneb, a Supergiant 200,000 Times Brighter Than the Sun
Alpha Cygni, better known as Deneb, is a first magnitude star, the nineteenth in order of brightness among those visible to the naked eye.