🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.9

Radius: 11

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.7 AU - 0.8 AU

Year: 433 Days

Day: 11.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 24,554,258 km

• M1: 136,882 km (0.025 R)
• M2: 489,783 km (0.087 R)
• M3: 920,924 km (0.101 R)
• M4: 1,297,911 km (0.11 R)
• M5: 1,712,447 km (0.101 R)
• M6: 2,280,171 km (0.084 R)
• M7: 3,058,977 km (0.085 R)
• M8: 3,863,963 km (0.095 R)
• M9: 4,393,241 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.3

Radius: 10.9

Gravity: 6.9 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.91 AU - 1.27 AU

Year: 759 Days

Day: 10.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 24,554,258 km

• M1: 135,536 km (0.115 R)
• M2: 609,611 km (0.037 R)
• M3: 1,341,893 km (0.077 R)
• M4: 1,972,149 km (0.095 R)
• M5: 2,319,365 km (0.047 R)
• M6: 3,218,449 km (0.109 R)
• M7: 3,603,514 km (0.115 R)
• M8: 4,112,445 km (0.093 R)
• M9: 5,055,211 km (0.062 R)
• M10: 6,323,652 km (0.044 R)
• M11: 6,886,439 km (0.072 R)
• M12: 7,388,639 km (0.046 R)
• M13: 8,062,876 km (0.052 R)
• M14: 8,595,146 km (0.059 R)
• M15: 9,043,042 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915

Radius: 8.1

Gravity: 13.95 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.57 AU - 3.77 AU

Year: 3764 Days

Day: 9.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 24,554,258 km

• M1: 108,309 km (0.059 R)
• M2: 362,027 km (0.096 R)
• M3: 974,181 km (0.051 R)
• M4: 2,032,137 km (0.058 R)
• M5: 2,700,391 km (0.073 R)
• M6: 4,712,333 km (0.119 R)
• M7: 8,798,000 km (0.106 R)
• M8: 9,107,668 km (0.042 R)
• M9: 11,076,376 km (0.112 R)
• M10: 14,350,176 km (0.117 R)
• M11: 15,162,642 km (0.12 R)
• M12: 15,664,692 km (0.104 R)
• M13: 17,845,829 km (0.116 R)
• M14: 19,105,443 km (0.067 R)
• M15: 20,288,762 km (0.112 R)
• M16: 23,980,987 km (0.03 R)
• M17: 24,739,149 km (0.098 R)
• M18: 26,462,966 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.9

Radius: 8.2

Gravity: 7.43 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 3.16 AU - 3.76 AU

Year: 4292 Days

Day: 12.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 24,554,258 km

• M1: 102,325 km (0.117 R)
• M2: 439,967 km (0.076 R)
• M3: 949,198 km (0.095 R)
• M4: 1,370,915 km (0.118 R)
• M5: 1,726,359 km (0.111 R)
• M6: 2,330,136 km (0.032 R)
• M7: 2,891,577 km (0.102 R)
• M8: 5,022,449 km (0.118 R)
• M9: 6,572,283 km (0.11 R)
• M10: 7,100,065 km (0.113 R)
• M11: 10,335,418 km (0.12 R)
• M12: 12,810,215 km (0.096 R)
• M13: 15,492,804 km (0.103 R)
• M14: 16,148,492 km (0.098 R)
• M15: 18,589,331 km (0.084 R)
• M16: 21,133,093 km (0.111 R)
• M17: 22,418,887 km (0.083 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: 493 - 18,634 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit