Science ❯ Astronomy

Star Systems

Binary Stars Alpha Centauri Red Dwarf Stars Young Stars Beta Pictoris Triple-Star Systems Triple Systems Triple Star Systems Brown Dwarfs CD-35 2722 Triple-Star System T Tauri Stars Exoplanets Star 40 Eridani A Star Evolution Planetary Formation Formation Processes Architectural Formation Twin Stars Vega System Epsilon Indi A Epsilon Indi Recurring Novae Barnard's Star System Barnard's Star TRAPPIST-1 Vega Circumstellar Disks Triple Stars Globular Cluster Planet Formation HD 63433 Metallicity HD 148937 Characteristics Companion Stars Alpha Centauri System Protoplanetary Disks Beta Canis Minoris L 98-59 Gaia-GIC-1 Globular Clusters Distant Stars Fomalhaut Planetary Arrangement Tau Ceti Trappist-1 Beta Pictoris System

Jupiter-Mass Companion Detected Orbiting Brown Dwarf in Nearby System

The claim forces astronomers to seek astrometry or direct imaging to measure the object's true mass and orbit.

Astronomers Report Jupiter‑Mass Companion Orbiting Brown Dwarf in CD‑35 2722 System

Astronomers Confirm Third Planet in Beta Pictoris, the Faintest Ever Imaged From Earth

TESS Detects First Planet by Gravitational Microlensing

TESS Survey Identifies 27 Candidate Two‑Star Planets

Second Infant Planet Confirmed Forming Around Nearby Star WISPIT 2

Explainers Break Down Astrophage—the Star-Eating Engine of Project Hail Mary

Astronomers Tie Distant Star’s Chaotic Fading to Evidence of a Planetary Collision

Kepler Data Reveal Earth-Size Planet Candidate HD 137010 b Near Star’s Habitable Edge

Webb Maps Four Dust Spirals and Confirms Third Star in Rare Apep Wolf-Rayet System

VLT Spectra Reveal Gas Ring Around V Sagittae, Hinting at Likely Nova in Coming Years

Astronomers Confirm Rare Quadruple System Pairing Two Red Dwarfs With Two T-Type Brown Dwarfs

Webb Uncovers Provisional Saturn-Mass Exoplanet in Alpha Centauri A’s Habitable Zone

Webb Reveals Silicate Clouds and Moon-Forming Disk in YSES-1 System