Tag: Stars

Johns Hopkins Astrophysicist Proposes New Definition For Planets

The debate on planet formation is never ending. Astrophysicist Kevin Shchlaufman presents a new argument that celestial bodies with more than ten times the mass of Jupiter are not planets but brown dwarfs.

Space January 24, 2018

Odd Star Unveils Lonely Black Hole Hiding In Globular Cluster

Astronomers in Chile spotted a star that was behaving unusually. It seemed like it was orbiting an invisible object with a mass more massive than the Earth’s Sun.

Space January 18, 2018

Overabundance Of Massive Stars Could Explain Evolution Of The Universe

Massive stars up to 300 times larger than the Sun were proven to actually exist and more than a thousand of them were recently found along the Tarantula Nebula. With this discovery, astronomers could be one step closer to discovering the origin of the Universe.

Space January 5, 2018

This Is What Happens When Neutron Stars Collide

Scientists found no jet around the neutron star merger detected in August 2017. Therefore, they concluded GW170817 could be produced by a neutron-rich cocoon.

Space December 23, 2017

Zombie Star: Astronomers Find Supernova That Did Not Die Even After Exploding

The supernova PTF14hls, which managed to survive an explosion in 1954, exploded again and continued to survive. What are the characteristics of this zombie star that defy astronomers' understanding of stellar death?

Space November 9, 2017

Astronomers Solve Mystery Of Strange Signals From Red Dwarf Star Ross 128

After further observations, astronomers have identified the source of the strange signals from a red dwarf star detected by the Arecibo observatory. The Weird! signal is not from aliens.

Space July 22, 2017

Astronomers Detect Mysterious Signals From Red Dwarf Star 11 Light-Years Away From Planet Earth

Scientists using the Arecibo Observatory in Puerto Rico detected an almost periodic signal coming from the small and dim star Ross 128 located 11 light-years away. Are these radio emissions signals from intelligent alien life?

Space July 17, 2017

The Smallest Star Ever Found Might Have Earth-Like Planets

Researchers have discovered the smallest star ever found in the universe. More interestingly, it may harbor Earth-like planets that might be capable of sustaining life.

Space July 16, 2017

NASA's Hubble Telescope Captures Fireworks Image Of Stars That Formed Just After The Big Bang

Gravitational lensing and new computational methods helped NASA's Hubble Space Telescope capture sharper images of a galaxy that formed 2.7 billion years after the Big Bang. The images revealed two dozen clumps of newborn stars.

Space July 9, 2017

Milky Way Galaxy Could Be Home Of 100 Billion Failed Stars

Astronomers believe that our galaxy could contain more brown dwarf stars than previously estimated. Star clusters outside the solar system reveal failed stars hidden in plain sight.

Space July 9, 2017

Fastest Stars In Milky Way Are Galactic Fugitives That May Reveal Secrets Of Dark Matter And Our Galaxy

Hypervelocity stars in the Milky Way are likely fugitives from a neighboring galaxy. These fast-moving objects have traveled great distances they may unveil secrets of dark matter and the Sagittarius A black hole.

Space July 7, 2017

Fastest-Moving Stars In The Milky Way May Have Been From Neighboring Galaxies

So-called hypervelocity stars may have been blasted off the front of the so-called Large Magellanic Cloud (LMC), a new study has proposed. Learn more about these stars moving so rapidly that they can escape the Milky Way galaxy.

Space July 5, 2017

Russia To Launch CubeSat Satellite Set To Be The Brightest Artificial Object In The Night Sky

The Mayak CubeSat satellite is set to become one of the brightest artificial objects in the night sky once it gets into orbit and unfurls its pyramid-shaped solar reflector. What are the objectives of the crowdfunded space project?

Space June 30, 2017

All Stars Including The Solar System's Sun Likely Born With Twin

New analysis strengthens the "born together" hypothesis, which posits that stars are born with companions. Models even back up the idea that the solar system’s sun has a twin.

Space June 16, 2017

Did The Sun Have A Twin? Scientists Say Yes And It May Have Wiped Out The Dinosaurs

Latest study has led researchers to believe that all stars are born with twins. In the sun's case, Nemesis, as it is called, may have been responsible for the end of the dinosaurs.

Space June 14, 2017

Scientists Discover New Planet That Is Hotter Than Some Stars

Scientists have discovered a new exoplanet that is hotter than some stars. KELT-9b orbits a blue star that is 650 miles away from the Earth.

Space June 7, 2017

Still Undiscovered, Giant Gas Planet With 50 Times Jupiter’s Mass Could Be Causing Mysterious Eclipses

PDS 110’s mysterious eclipses could be caused by an unknown exoplanet. The gas giant orbiting the star is most likely encircled by a ring of dust, as shown in an artistic rendition of the new planet.

Space June 2, 2017

Dying Star Gives Birth To A Black Hole

A massive star in a nearby galaxy was being reborn into a black hole without a bang. Scientists said the black hole candidate may have been formed through a process known as failed supernova.

Space May 26, 2017

Atmosphere Of Hot Steam Detected Around Earth-Like Planet GJ 1132b

Astronomers have detected for the first time an atmosphere around an Earth-like planet. Super-Earth GJ 1132b, which revolves around a very low-mass star, is potentially a water world with atmosphere of hot steam.

Space April 6, 2017

Supermassive Black Holes Form Stars From Rapid Outflows Of Gases

A team of astronomers has discovered that supersized black holes do not only rip stars apart but also create them. The discovery could lead to better understanding how galaxies are formed.

Space March 29, 2017

Fast Radio Bursts Linked To Advanced Extraterrestrial Technology: Other Space Phenomena Suggesting Aliens Are Real

Harvard researchers suggest that interstellar spacecraft in faraway galaxies could be behind fast radio bursts. Here are other phenomena in space that some scientists think have alien origins.

Space March 13, 2017

Stars Are Ripped Apart By Black Holes 100 Times More Often Than Previously Thought

Supermassive black holes rip stars apart 100 times more often than previously thought in a cosmic event known as Tidal Disruptive Events (TDEs). TDEs are useful to locate supermassive black holes that will aid in the study of their strong gravity.

Space February 28, 2017

Baby Supernova Sheds Light On How Stellar Explosions Happen

The discovery a nwwborn supernova can help shed light on how giant stellar explosions happen. Discovered three hours after its explosion, the cosmic baby belongs to the most common variety, Type II supernova.

Space February 19, 2017

Cosmic Valentine? Far-Off Star Beats Like A Heart In Response To Orbiting Exoplanet

Astronomers have spotted a star beating like a heart in response to an orbiting exoplanet. Star pulsations are nothing new but this is the first time that the phenomenon was attributed to a planet.

Space February 16, 2017

60 New Planets Found Orbiting Stars Near Solar System

Scientists discovered 60 new exoplanets including a super-Earth orbiting stars near the solar system. How does this challenge conventional ideas about planets?

Space February 16, 2017

Huge Star Database Made Public: Now You Can Discover Exoplanets At Home

An international team has released a huge dataset of astronomical observations, including over 1,600 nearby stars. With this new development, you can now search for 'alien worlds' in the comfort of your own home.

Space February 15, 2017

Scientists Discover A Supernova Just After Its Explosion

In an exciting discovery, astronomers have spotted a supernova merely three hours after it exploded in the galaxy. The scientists have revealed that the star was emitting gaseous matter prior to explosion.

Space February 14, 2017

Black Hole Feeding Frenzy: Length Of Mealtime Breaks Records, Scientists Say

A massive black hole billions of light years away from Earth has gone on a feeding frenzy that has resulted in a record-breaking mealtime, a new study reveals. How could that have happened?

Space February 7, 2017

WATCH: Alien Worlds Circle Distant Star [GIF]

Photos of a distant star and the four plants around it have been collected and turned into an animated GIF. Watch the giant planets in motion as they orbit the star.

Space February 5, 2017

'Hot Jupiters' Can Grow In Size As They Age, Claim Scientists

A new study reveals that 'hot Jupiters' may increase in size as they grow older. HAT-P-65b and HAT-P-66b are the two exoplanets that the researches have studied.

Space January 28, 2017

Presumed Young Star Actually 10 Billion Years Older Than Previously Thought

For decades, scientists estimated 49 Lib to be a 'teen' star. However, new research has shown that it is actually 10 billion years older than previously thought, making it more of a senior citizen.

Space January 18, 2017

Milky Way May Have Stolen Some Of Its Distant Stars From Sagittarius Dwarf Galaxy

Some of the distant stars of the Milky Way may have been stolen from another smaller galaxy. Simulations show that the Sagittarius dwarf, the second closest galaxy to our own, has lost about a third of its stars.

Space January 13, 2017

NASA's Hubble Space Telescope Detects Exocomets Falling Toward Young Star

Gas detected by the Hubble Space Telescope hinted the presence of comets falling toward the young star HD 172555. What does the process known as gravitational steering hint about the waters on Earth?

Space January 11, 2017

Red Nova To Appear In The Night Sky 5 Years From Now: How To See The Stellar Explosion

A red nova would appear like a glittering star in the previously dark spot of the night sky about five years from now. The stellar explosion could be as bright as the Polaris, the north star.

Space January 10, 2017

Witness Two Stars Colliding In 2022: How The Red Nova Will Be Visible From Earth [GIF]

Astronomers predict the collision of a contact binary star system in 2022 that would be visible even without telescopes. See how this collision could look like from space and how it could possibly change the night sky.

Space January 8, 2017

'Alien' Radio Signal Linked To Young Neutron Stars In Dwarf Galaxy

Fast Radio Bursts have been thought as signals sent by extraterrestrial life. FRB 121102, have been linked to young neutron stars in a far away dwarf galaxy.

Space January 6, 2017

Astronomers Discover Universe’s Biggest Galaxy Supercluster Near The Milky Way

Vela supercluster, one of the biggest super cluster of galaxies, has been found near the Milky Way by a team of international astronomers. Remaining undetected, Vela had been exerting a strong influence on the Milky Way’s speed and direction.

Space December 25, 2016

Another Star Exhibits Mysterious Dimming: Clouds In Magnetosphere Likely The Cause

NASA's Kepler observatory spotted another star with a bizarre dimming of light, similar to what was observed in the 'alien megastructure star' KIC 8462852. Scientists think the dimming of RIK-210 is caused by clouds of particles in the magnetosphere.

Space December 24, 2016

Alien Megastructure Star: ETI Not Behind Dimming Of KIC 8462852

Intelligent alien life is not likely behind the dimming of the star KIC 8462852. Mathematical models suggest the erratic dips in the star's brightness are due to something intrinsic.

Space December 22, 2016

New Stars Discovered In Milky Way Core: Discovery Sheds New Light On Globular Clusters, How The Galaxy Formed

A new family of stars has been discovered in the core of the Milky Way as part of a project carried out through the Sloan Digital Sky Survey. The discovery offered new insights on how the galaxy was formed.

Space November 28, 2016

Distant Star Kepler 11145123 Is Roundest Object In The Universe

The star Kepler 11145123, located about 5,000 light-years away from Earth, is the roundest object measured in the universe. What influences the star's roundness?

Space November 17, 2016

Thirty Meter Telescope Builders Choose Alternative Site To Mauna Kea In Hawaii

Oppositions in building the Thirty Meter Telescope in Mauna Kea in Hawaii prompted builders to consider an alternative site to construct the giant telescope. Canary Islands was chosen as primary alternative site to Hawaii.

Space October 31, 2016

NASA Discovers Rapidly Spinning 'Pumpkin Stars' Producing 100 Times More X-Rays Than The Sun

Combined observations from NASA's Kepler and Swift missions have resulted in the discovery of 'pumpkin stars.' Although they are named quaintly, these stars can be bigger than the sun and produce exponentially more X-ray emissions.

Space October 29, 2016

ALMA Telescope Captures Birth Of Triple Star System

Observations of a newborn triple star system strengthened the theory of how multiple stars form next to each other. L1448 IRS3B showed two mechanisms can produce multiple star systems.

Space October 27, 2016

Evidence Of Alien Life? 2 Scientists Think Strange Signals From 234 Stars Are From ETI

Strange light pulses were observed in 234 stars. Two astronomers said that these signals could be messages from an intelligent extraterrestrial civilization telling us aliens exist.

Space October 25, 2016

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