🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.53 AU - 0.71 AU

Year: 185 Days

Day: 19.3 Hours

Environment

Temp: 127 °C

Axial Tilt: 7.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 48,805,704 km

• M1: 60,138 km (0.071 R)
• M2: 253,718 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.88 AU - 1.04 AU

Year: 356 Days

Day: 24.1 Hours

Environment

Temp: 14 °C

Axial Tilt: 32.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.92 AU - 1.24 AU

Year: 425 Days

Day: 23.3 Hours

Environment

Temp: 17 °C

Axial Tilt: 49.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.92 AU - 1.32 AU

Year: 449 Days

Day: 44.6 Hours

Environment

Temp: -0 °C

Axial Tilt: 34.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 48,805,704 km

• M1: 371,751 km (0.109 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.12 AU - 1.28 AU

Year: 498 Days

Day: 47.9 Hours

Environment

Temp: -17 °C

Axial Tilt: 19.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 48,805,704 km

• M1: 56,249 km (0.062 R)
• M2: 281,094 km (0.098 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.03 AU - 1.61 AU

Year: 574 Days

Day: 30.3 Hours

Environment

Temp: -31 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,805,704 km

• M1: 74,500 km (0.055 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.07 AU - 2.09 AU

Year: 1136 Days

Day: 36.7 Hours

Environment

Temp: -92 °C

Axial Tilt: 14.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.88 AU - 2.4 AU

Year: 1186 Days

Day: 18.1 Hours

Environment

Temp: -95 °C

Axial Tilt: 102.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,805,704 km

• M1: 315,053 km (0.097 R)

Asteroid Belt

Center: 5.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 8.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.1

Radius: 13.8

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 6.45 AU - 9.97 AU

Year: 8910 Days

Day: 7 Hours

Environment

Temp: -175 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,805,704 km

• M1: 171,589 km (0.098 R)
• M2: 601,234 km (0.041 R)
• M3: 1,037,012 km (0.032 R)
• M4: 1,963,023 km (0.082 R)
• M5: 2,517,583 km (0.032 R)
• M6: 3,466,631 km (0.108 R)
• M7: 5,149,907 km (0.112 R)
• M8: 8,017,548 km (0.079 R)
• M9: 10,143,633 km (0.096 R)
• M10: 10,740,080 km (0.089 R)
• M11: 13,163,117 km (0.064 R)
• M12: 13,925,168 km (0.066 R)
• M13: 14,662,835 km (0.116 R)
• M14: 16,562,878 km (0.045 R)
• M15: 20,241,639 km (0.093 R)
• M16: 21,257,259 km (0.098 R)
• M17: 24,508,918 km (0.09 R)
• M18: 25,584,677 km (0.093 R)

Planet 10 - Ice Giant

Semi-Major Axis: 12.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 288.1

Radius: 5.2

Gravity: 10.65 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 9.41 AU - 14.69 AU

Year: 15843 Days

Day: 22.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 48,805,704 km

• M1: 64,626 km (0.067 R)
• M2: 393,742 km (0.051 R)
• M3: 650,003 km (0.098 R)
• M4: 951,293 km (0.12 R)
• M5: 2,226,914 km (0.094 R)
• M6: 2,533,590 km (0.105 R)
• M7: 2,824,557 km (0.099 R)
• M8: 3,278,587 km (0.101 R)
• M9: 4,049,016 km (0.067 R)
• M10: 4,244,989 km (0.066 R)
• M11: 4,535,807 km (0.086 R)
• M12: 5,488,746 km (0.117 R)
• M13: 6,012,189 km (0.065 R)
• M14: 7,486,625 km (0.1 R)
• M15: 8,397,078 km (0.111 R)
• M16: 14,077,459 km (0.078 R)
• M17: 15,458,098 km (0.078 R)
• M18: 15,662,448 km (0.062 R)
• M19: 20,137,669 km (0.064 R)
• M20: 25,396,333 km (0.105 R)
• M21: 27,833,581 km (0.085 R)
• M22: 33,393,685 km (0.098 R)
• M23: 35,715,444 km (0.099 R)
• M24: 38,266,836 km (0.072 R)
• M25: 39,143,480 km (0.086 R)
• M26: 41,197,608 km (0.107 R)
• M27: 43,728,954 km (0.027 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 153 - 12,687 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit