🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.7

Radius: 14.6

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.78 AU - 0.98 AU

Year: 560 Days

Day: 10.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,755,729 km

• M1: 182,509 km (0.093 R)
• M2: 677,529 km (0.09 R)
• M3: 1,350,719 km (0.056 R)
• M4: 1,914,703 km (0.094 R)
• M5: 2,396,707 km (0.113 R)
• M6: 3,043,419 km (0.083 R)
• M7: 3,586,459 km (0.074 R)
• M8: 4,061,582 km (0.064 R)
• M9: 4,610,756 km (0.076 R)
• M10: 5,296,662 km (0.119 R)
• M11: 6,244,215 km (0.07 R)
• M12: 7,411,976 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.8

Radius: 12.3

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.03 AU - 4.27 AU

Year: 4730 Days

Day: 7.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 49,755,729 km

• M1: 153,039 km (0.117 R)
• M2: 661,073 km (0.077 R)
• M3: 1,657,694 km (0.074 R)
• M4: 2,788,953 km (0.107 R)
• M5: 4,891,402 km (0.071 R)
• M6: 5,301,300 km (0.079 R)
• M7: 8,328,263 km (0.088 R)
• M8: 12,190,730 km (0.1 R)
• M9: 14,837,566 km (0.104 R)

Planet 3 - Ice Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 107.4

Radius: 5.1

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 5.11 AU - 6.33 AU

Year: 9279 Days

Day: 23.7 Hours

Environment

Temp: -235 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 49,755,729 km

• M1: 63,878 km (0.091 R)
• M2: 350,358 km (0.105 R)
• M3: 514,617 km (0.051 R)
• M4: 993,779 km (0.115 R)
• M5: 2,593,429 km (0.102 R)
• M6: 2,984,178 km (0.109 R)
• M7: 3,903,756 km (0.11 R)
• M8: 5,387,319 km (0.066 R)
• M9: 5,823,995 km (0.097 R)
• M10: 6,342,950 km (0.107 R)
• M11: 6,705,725 km (0.11 R)
• M12: 7,050,248 km (0.1 R)
• M13: 8,120,023 km (0.074 R)
• M14: 8,767,183 km (0.065 R)
• M15: 10,660,195 km (0.056 R)
• M16: 11,881,661 km (0.027 R)
• M17: 12,952,632 km (0.083 R)
• M18: 14,913,113 km (0.059 R)
• M19: 15,445,980 km (0.085 R)
• M20: 20,368,498 km (0.05 R)
• M21: 23,216,692 km (0.088 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 411

Radius: 7

Gravity: 8.39 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 5.9 AU - 8.9 AU

Year: 13653 Days

Day: 18.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,755,729 km

• M1: 93,199 km (0.091 R)
• M2: 331,060 km (0.103 R)
• M3: 920,326 km (0.036 R)
• M4: 1,401,433 km (0.091 R)
• M5: 2,073,875 km (0.096 R)
• M6: 7,398,213 km (0.098 R)
• M7: 8,216,214 km (0.109 R)
• M8: 9,431,398 km (0.087 R)
• M9: 14,892,169 km (0.117 R)
• M10: 16,905,307 km (0.055 R)
• M11: 17,417,082 km (0.095 R)
• M12: 17,864,080 km (0.071 R)
• M13: 19,970,269 km (0.044 R)
• M14: 20,377,624 km (0.119 R)
• M15: 24,021,977 km (0.117 R)
• M16: 26,678,985 km (0.079 R)
• M17: 33,247,229 km (0.115 R)
• M18: 37,146,946 km (0.091 R)
• M19: 46,264,787 km (0.101 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: 222 - 18,650 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit