🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 967.5

Radius: 14.8

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.72 AU - 0.74 AU

Year: 403 Days

Day: 9.9 Hours

Environment

Temp: -135 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 14,853,718 km

• M1: 184,005 km (0.092 R)
• M2: 654,939 km (0.111 R)
• M3: 1,204,712 km (0.107 R)
• M4: 1,667,418 km (0.107 R)
• M5: 2,306,350 km (0.082 R)
• M6: 3,106,400 km (0.109 R)
• M7: 4,436,175 km (0.075 R)
• M8: 5,166,362 km (0.098 R)
• M9: 5,957,885 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.8

Radius: 11.3

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.69 AU - 0.81 AU

Year: 419 Days

Day: 9.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 124.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 14,853,718 km

• M1: 140,472 km (0.118 R)
• M2: 501,452 km (0.118 R)
• M3: 983,157 km (0.04 R)
• M4: 1,631,814 km (0.049 R)
• M5: 2,075,072 km (0.093 R)
• M6: 2,678,699 km (0.11 R)
• M7: 3,072,591 km (0.104 R)
• M8: 3,965,391 km (0.117 R)
• M9: 4,407,901 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 984.2

Radius: 14.6

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.86 AU - 0.88 AU

Year: 524 Days

Day: 13.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 14,853,718 km

• M1: 181,612 km (0.096 R)
• M2: 749,037 km (0.088 R)
• M3: 1,438,384 km (0.105 R)
• M4: 2,038,720 km (0.054 R)
• M5: 2,526,409 km (0.086 R)
• M6: 3,033,546 km (0.089 R)
• M7: 4,080,880 km (0.092 R)
• M8: 4,769,330 km (0.042 R)
• M9: 5,498,769 km (0.047 R)
• M10: 6,012,937 km (0.057 R)
• M11: 6,619,706 km (0.068 R)
• M12: 7,310,549 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345

Radius: 13.3

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.11 AU - 2.73 AU

Year: 2431 Days

Day: 7 Hours

Environment

Temp: -199 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 14,853,718 km

• M1: 166,951 km (0.061 R)
• M2: 598,691 km (0.099 R)
• M3: 1,105,528 km (0.058 R)
• M4: 1,882,839 km (0.101 R)
• M5: 2,465,523 km (0.119 R)
• M6: 3,369,842 km (0.064 R)
• M7: 3,820,730 km (0.054 R)
• M8: 4,330,858 km (0.12 R)
• M9: 6,045,400 km (0.059 R)
• M10: 6,715,598 km (0.1 R)
• M11: 7,243,529 km (0.076 R)
• M12: 7,742,438 km (0.062 R)
• M13: 8,840,187 km (0.108 R)
• M14: 9,281,650 km (0.101 R)
• M15: 9,704,863 km (0.112 R)
• M16: 10,555,177 km (0.041 R)
• M17: 11,752,858 km (0.12 R)
• M18: 13,654,097 km (0.12 R)
• M19: 14,288,242 km (0.084 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 283 - 13,281 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit