🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977.2

Radius: 14.1

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.54 AU - 0.56 AU

Year: 272 Days

Day: 13 Hours

Environment

Temp: -150 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 16,629,209 km

• M1: 175,329 km (0.048 R)
• M2: 739,163 km (0.059 R)
• M3: 1,191,547 km (0.106 R)
• M4: 1,838,109 km (0.11 R)
• M5: 2,298,272 km (0.064 R)
• M6: 2,994,052 km (0.095 R)
• M7: 3,447,633 km (0.114 R)
• M8: 3,911,236 km (0.116 R)
• M9: 4,617,189 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.4

Radius: 13.7

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.96 AU - 2.22 AU

Year: 2015 Days

Day: 11.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 16,629,209 km

• M1: 170,392 km (0.079 R)
• M2: 597,045 km (0.083 R)
• M3: 1,082,041 km (0.102 R)
• M4: 1,761,365 km (0.117 R)
• M5: 2,371,575 km (0.07 R)
• M6: 2,863,902 km (0.061 R)
• M7: 3,665,746 km (0.096 R)
• M8: 4,201,307 km (0.057 R)
• M9: 4,651,596 km (0.106 R)
• M10: 5,474,384 km (0.073 R)
• M11: 6,965,127 km (0.088 R)
• M12: 8,185,547 km (0.105 R)
• M13: 8,983,651 km (0.106 R)
• M14: 9,703,815 km (0.04 R)
• M15: 10,160,687 km (0.038 R)
• M16: 10,666,328 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.4

Radius: 14.5

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.15 AU - 3.37 AU

Year: 3058 Days

Day: 11.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 16,629,209 km

• M1: 233,971 km (0.037 R)
• M2: 810,671 km (0.069 R)
• M3: 1,972,598 km (0.119 R)
• M4: 3,959,706 km (0.054 R)
• M5: 7,392,528 km (0.111 R)
• M6: 8,119,873 km (0.059 R)
• M7: 10,268,099 km (0.119 R)
• M8: 11,345,054 km (0.085 R)
• M9: 13,147,558 km (0.101 R)
• M10: 14,417,345 km (0.119 R)
• M11: 16,473,269 km (0.106 R)
• M12: 17,428,152 km (0.106 R)
• M13: 19,264,167 km (0.063 R)
• M14: 20,771,664 km (0.104 R)
• M15: 23,248,257 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.8

Radius: 11.9

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.61 AU - 2.95 AU

Year: 3091 Days

Day: 14.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 16,629,209 km

• M1: 189,840 km (0.116 R)
• M2: 1,087,427 km (0.072 R)
• M3: 1,754,334 km (0.091 R)
• M4: 2,282,564 km (0.101 R)
• M5: 2,875,271 km (0.074 R)
• M6: 3,370,440 km (0.081 R)
• M7: 6,951,215 km (0.115 R)
• M8: 7,352,287 km (0.099 R)
• M9: 8,367,308 km (0.071 R)
• M10: 11,727,725 km (0.049 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.7

Radius: 10

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 4.07 AU - 4.75 AU

Year: 6176 Days

Day: 8.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 16,629,209 km

• M1: 124,316 km (0.025 R)
• M2: 587,022 km (0.12 R)
• M3: 964,308 km (0.097 R)
• M4: 1,400,834 km (0.081 R)
• M5: 2,224,072 km (0.06 R)
• M6: 2,626,191 km (0.084 R)
• M7: 2,959,345 km (0.051 R)
• M8: 3,666,943 km (0.07 R)
• M9: 5,929,312 km (0.108 R)
• M10: 6,674,459 km (0.091 R)
• M11: 7,017,337 km (0.04 R)
• M12: 7,517,143 km (0.091 R)
• M13: 8,040,586 km (0.083 R)
• M14: 10,381,045 km (0.084 R)
• M15: 10,702,531 km (0.1 R)
• M16: 12,156,323 km (0.036 R)
• M17: 13,195,879 km (0.115 R)
• M18: 16,483,890 km (0.112 R)
• M19: 19,230,657 km (0.111 R)
• M20: 20,496,105 km (0.068 R)
• M21: 22,650,614 km (0.102 R)
• M22: 25,864,125 km (0.086 R)
• M23: 27,230,552 km (0.114 R)
• M24: 27,755,043 km (0.1 R)
• M25: 28,375,724 km (0.081 R)
• M26: 33,080,577 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 26.6

Radius: 3.5

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 5.41 AU - 7.05 AU

Year: 10370 Days

Day: 22.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 16,629,209 km

• M1: 107,710 km (0.075 R)
• M2: 217,665 km (0.088 R)
• M3: 341,831 km (0.098 R)
• M4: 587,022 km (0.068 R)
• M5: 1,605,784 km (0.034 R)
• M6: 1,947,465 km (0.066 R)
• M7: 2,067,443 km (0.099 R)
• M8: 2,243,669 km (0.068 R)
• M9: 2,863,602 km (0.11 R)
• M10: 3,449,876 km (0.109 R)
• M11: 4,577,396 km (0.092 R)
• M12: 5,121,782 km (0.107 R)
• M13: 10,337,512 km (0.066 R)
• M14: 10,666,777 km (0.066 R)
• M15: 12,958,616 km (0.086 R)
• M16: 14,763,365 km (0.057 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 550 - 16,407 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit