🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.6 AU - 0.86 AU

Year: 230 Days

Day: 18.2 Hours

Environment

Temp: 159 °C

Axial Tilt: 27.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.13 AU - 1.41 AU

Year: 528 Days

Day: 16.8 Hours

Environment

Temp: -11 °C

Axial Tilt: 4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.12 AU - 1.8 AU

Year: 651 Days

Day: 18.4 Hours

Environment

Temp: -47 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.51 AU - 1.61 AU

Year: 719 Days

Day: 19 Hours

Environment

Temp: -38 °C

Axial Tilt: 42.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,018,815 km

• M1: 220,358 km (0.073 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.06 AU - 2.24 AU

Year: 1163 Days

Day: 13.7 Hours

Environment

Temp: -72 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.66 AU - 3.1 AU

Year: 1803 Days

Day: 33.1 Hours

Environment

Temp: -105 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.44 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 196.1

Radius: 3.7

Gravity: 14.32 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 15.6 AU - 16.4 AU

Year: 23613 Days

Day: 23.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 56,018,815 km

• M1: 46,375 km (0.119 R)
• M2: 454,628 km (0.114 R)
• M3: 666,758 km (0.087 R)
• M4: 1,301,202 km (0.098 R)
• M5: 1,468,453 km (0.06 R)
• M6: 1,634,058 km (0.09 R)
• M7: 2,188,318 km (0.065 R)
• M8: 2,364,544 km (0.049 R)
• M9: 2,812,739 km (0.103 R)
• M10: 3,655,274 km (0.045 R)
• M11: 3,989,027 km (0.118 R)
• M12: 4,222,549 km (0.103 R)
• M13: 4,527,430 km (0.088 R)
• M14: 13,385,868 km (0.072 R)
• M15: 14,513,537 km (0.054 R)
• M16: 19,492,603 km (0.087 R)
• M17: 25,203,202 km (0.034 R)
• M18: 25,400,821 km (0.1 R)
• M19: 26,812,875 km (0.088 R)
• M20: 29,682,162 km (0.118 R)
• M21: 31,020,614 km (0.091 R)
• M22: 34,420,376 km (0.098 R)
• M23: 35,523,810 km (0.097 R)
• M24: 42,225,495 km (0.119 R)
• M25: 44,923,044 km (0.092 R)
• M26: 45,945,096 km (0.072 R)
• M27: 47,733,240 km (0.038 R)
• M28: 49,412,625 km (0.074 R)
• M29: 51,289,032 km (0.054 R)
• M30: 52,244,812 km (0.109 R)
• M31: 52,727,116 km (0.065 R)
• M32: 53,537,637 km (0.1 R)
• M33: 54,027,869 km (0.104 R)
• M34: 54,521,094 km (0.028 R)
• M35: 55,683,619 km (0.095 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 15,842 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit