🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.84 AU - 1.06 AU

Year: 332 Days

Day: 22.1 Hours

Environment

Temp: 123 °C

Axial Tilt: 21.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 30,895,394 km

• M1: 28,274 km (0.098 R)
• M2: 77,791 km (0.089 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.12 AU - 1.76 AU

Year: 619 Days

Day: 41.5 Hours

Environment

Temp: -21 °C

Axial Tilt: 24.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 4.08 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.8

Radius: 10.9

Gravity: 7.32 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 5.17 AU - 8.25 AU

Year: 6225 Days

Day: 13.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 30,895,394 km

• M1: 139,724 km (0.027 R)
• M2: 494,870 km (0.088 R)
• M3: 1,430,006 km (0.09 R)
• M4: 3,304,019 km (0.092 R)
• M5: 4,176,623 km (0.118 R)
• M6: 4,962,909 km (0.108 R)
• M7: 5,468,101 km (0.058 R)
• M8: 6,273,237 km (0.113 R)
• M9: 8,403,062 km (0.1 R)
• M10: 9,519,212 km (0.108 R)
• M11: 10,490,850 km (0.104 R)
• M12: 15,046,703 km (0.062 R)
• M13: 15,979,745 km (0.087 R)
• M14: 16,492,866 km (0.053 R)
• M15: 20,926,049 km (0.09 R)
• M16: 22,246,101 km (0.072 R)
• M17: 24,880,220 km (0.057 R)
• M18: 27,623,995 km (0.117 R)
• M19: 29,306,522 km (0.107 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 737.7

Radius: 6.7

Gravity: 16.43 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 12.74 AU - 18.26 AU

Year: 21856 Days

Day: 21.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 30,895,394 km

• M1: 103,971 km (0.082 R)
• M2: 379,380 km (0.082 R)
• M3: 754,572 km (0.095 R)
• M4: 1,000,062 km (0.109 R)
• M5: 1,329,027 km (0.06 R)
• M6: 2,141,344 km (0.088 R)
• M7: 2,451,760 km (0.082 R)
• M8: 3,812,801 km (0.04 R)
• M9: 5,948,909 km (0.105 R)
• M10: 6,655,609 km (0.09 R)
• M11: 7,416,763 km (0.093 R)
• M12: 8,076,939 km (0.052 R)
• M13: 8,287,722 km (0.032 R)
• M14: 13,099,687 km (0.055 R)
• M15: 14,138,495 km (0.1 R)
• M16: 17,495,621 km (0.108 R)
• M17: 19,975,355 km (0.106 R)
• M18: 29,794,211 km (0.094 R)
• M19: 47,862,792 km (0.069 R)
• M20: 49,428,333 km (0.105 R)
• M21: 55,460,419 km (0.106 R)
• M22: 59,345,176 km (0.093 R)
• M23: 62,993,120 km (0.106 R)
• M24: 63,407,506 km (0.105 R)
• M25: 77,408,820 km (0.1 R)
• M26: 78,361,459 km (0.038 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 25.7

Radius: 5.1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 16.52 AU - 18.92 AU

Year: 26716 Days

Day: 18.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 30,895,394 km

• M1: 118,033 km (0.034 R)
• M2: 369,806 km (0.12 R)
• M3: 718,668 km (0.056 R)
• M4: 4,034,206 km (0.112 R)
• M5: 6,427,921 km (0.099 R)
• M6: 9,800,755 km (0.063 R)
• M7: 14,807,646 km (0.062 R)
• M8: 27,426,974 km (0.099 R)
• M9: 29,708,492 km (0.068 R)

Kuiper Belt

Range: 30.6 - 48.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 173 - 18,020 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit