Astronomy & Astrophysics 101: Jupiter
What Is Jupiter? Jupiter is the fifth planet from the Sun. It is a gas giant, and the largest and most massive planet in our…
What Is Jupiter? Jupiter is the fifth planet from the Sun. It is a gas giant, and the largest and most massive planet in our…
The discovery helps explain the puzzle of hydrogen loss pre-supernova, and supports the theory that most massive stars are paired. It’s not unheard of to…
Hubble’s launch and deployment in April 1990 marked the most significant advance in astronomy since Galileo’s telescope. Thanks to five servicing missions and more than…
What Is an Exoplanet? An exoplanet is a planet that is located outside our Solar System. While there is currently no formal agreement on what…
What Is a Dwarf Planet? A dwarf planet is a celestial body that is in orbit around the Sun and has enough mass to be…
The magnificent spiral galaxy M99 fills the frame in this image from the NASA/ESA Hubble Space Telescope. M99 — which is located about 42 million…
What Is a Habitable Zone? The Habitable Zone is the region around a star where the conditions could potentially be suitable to sustain life on…
What Is Infrared Astronomy? Infrared astronomy is a branch of astronomy in which astronomers observe and analyze light from the Universe with wavelengths in the…
A worldwide team of astronomers studied archival Hubble Space Telescope observations of 25 hot Jupiters, allowing them to answer five unresolved questions important to our…
What Is a Galaxy? A galaxy is a collection of stars, dust, gas, and dark matter held together by gravity. Galaxies contain anywhere from a…
In this image from the NASA/ESA Hubble Space Telescope, the ultra-diffuse galaxy GAMA 526784 appears as a hazy patch of light. This wispy object is…
What Is the Electromagnetic Spectrum? The electromagnetic spectrum is a range of frequencies of electromagnetic radiation. From long to short wavelength, the EM spectrum includes…
The NASA/ESA Hubble Space Telescope is celebrating its 32nd birthday with a magnificent view of the Hickson Compact Group 40, an extraordinary close-knit grouping of…
What Is a Dwarf Galaxy? Dwarf galaxies are small galaxies made up of a few billion stars. Compared to their larger cousins, which can contain…
NASA is celebrating the Hubble Space Telescope’s 32nd birthday with a spectacular look at The Hickson Compact Group 40, an unusual close-knit collection of five…
Two merging galaxies in the VV689 system — nicknamed the Angel Wing — feature in this image from the NASA/ESA Hubble Space Telescope. Unlike chance…
An international effort led by astrophysicists at the Niels Bohr Institute, University of Copenhagen, and the Technical University of Denmark, have identified a distant object…
Bizarre, Evolutionary Missing Link Uncovered in Hubble Deep Survey of Galaxies The universe is so saturated with galaxies that even the weirdest things can go…