🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.8

Radius: 13.6

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.83 AU - 1.21 AU

Year: 687 Days

Day: 6.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 48,718,422 km

• M1: 169,195 km (0.061 R)
• M2: 597,195 km (0.117 R)
• M3: 1,106,875 km (0.072 R)
• M4: 1,575,864 km (0.107 R)
• M5: 2,128,030 km (0.093 R)
• M6: 2,705,777 km (0.114 R)
• M7: 3,581,223 km (0.061 R)
• M8: 4,031,812 km (0.086 R)
• M9: 4,637,684 km (0.117 R)
• M10: 5,788,690 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.9

Radius: 11.6

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.01 AU - 1.31 AU

Year: 833 Days

Day: 6.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 48,718,422 km

• M1: 151,692 km (0.025 R)
• M2: 900,430 km (0.082 R)
• M3: 1,324,091 km (0.06 R)
• M4: 2,296,028 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575.4

Radius: 10.2

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.3 AU - 2.68 AU

Year: 2620 Days

Day: 10.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,718,422 km

• M1: 145,858 km (0.11 R)
• M2: 1,006,644 km (0.111 R)
• M3: 1,330,673 km (0.092 R)
• M4: 2,727,917 km (0.116 R)
• M5: 3,461,695 km (0.099 R)
• M6: 4,000,995 km (0.045 R)
• M7: 5,016,316 km (0.067 R)
• M8: 6,408,324 km (0.088 R)
• M9: 6,849,638 km (0.072 R)
• M10: 7,489,468 km (0.106 R)
• M11: 8,232,371 km (0.114 R)
• M12: 9,649,811 km (0.089 R)
• M13: 10,083,196 km (0.062 R)
• M14: 10,872,773 km (0.071 R)
• M15: 12,196,266 km (0.099 R)
• M16: 15,895,671 km (0.104 R)
• M17: 16,348,055 km (0.047 R)
• M18: 18,135,301 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.7

Radius: 10

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.81 AU - 3.63 AU

Year: 3853 Days

Day: 5.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 48,718,422 km

• M1: 128,953 km (0.107 R)
• M2: 559,047 km (0.064 R)
• M3: 899,532 km (0.118 R)
• M4: 1,239,119 km (0.069 R)
• M5: 1,615,956 km (0.076 R)
• M6: 1,976,936 km (0.078 R)
• M7: 2,719,091 km (0.081 R)
• M8: 3,365,055 km (0.07 R)
• M9: 3,778,244 km (0.11 R)
• M10: 5,781,659 km (0.118 R)
• M11: 7,806,017 km (0.112 R)
• M12: 8,347,262 km (0.114 R)
• M13: 9,304,988 km (0.078 R)
• M14: 9,844,886 km (0.111 R)
• M15: 12,537,050 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.6

Radius: 9.9

Gravity: 8.38 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 3.86 AU - 5.9 AU

Year: 7189 Days

Day: 5.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 48,718,422 km

• M1: 191,784 km (0.111 R)
• M2: 500,405 km (0.108 R)
• M3: 889,958 km (0.094 R)
• M4: 2,672,566 km (0.101 R)
• M5: 3,453,916 km (0.107 R)
• M6: 5,656,295 km (0.12 R)
• M7: 6,362,547 km (0.114 R)
• M8: 6,902,296 km (0.037 R)
• M9: 8,491,474 km (0.079 R)
• M10: 9,235,873 km (0.071 R)
• M11: 10,166,671 km (0.075 R)
• M12: 11,209,967 km (0.083 R)
• M13: 13,625,374 km (0.105 R)
• M14: 15,079,465 km (0.065 R)
• M15: 19,984,480 km (0.072 R)
• M16: 20,442,250 km (0.099 R)
• M17: 22,343,489 km (0.113 R)
• M18: 26,677,938 km (0.111 R)
• M19: 27,985,274 km (0.083 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 230.2

Radius: 3.3

Gravity: 21.14 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 8.64 AU - 9.14 AU

Year: 17676 Days

Day: 23 Hours

Environment

Temp: -238 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 48,718,422 km

• M1: 40,990 km (0.085 R)
• M2: 218,862 km (0.1 R)
• M3: 334,501 km (0.057 R)
• M4: 552,315 km (0.093 R)
• M5: 697,276 km (0.078 R)
• M6: 926,609 km (0.1 R)
• M7: 1,064,389 km (0.026 R)
• M8: 1,621,192 km (0.084 R)
• M9: 2,293,186 km (0.09 R)
• M10: 2,649,229 km (0.074 R)
• M11: 2,775,788 km (0.096 R)
• M12: 3,179,852 km (0.108 R)
• M13: 3,470,072 km (0.052 R)
• M14: 4,903,818 km (0.119 R)
• M15: 5,767,896 km (0.111 R)
• M16: 8,139,770 km (0.102 R)
• M17: 9,295,114 km (0.096 R)
• M18: 10,294,727 km (0.045 R)
• M19: 11,698,404 km (0.116 R)
• M20: 20,250,017 km (0.094 R)
• M21: 25,719,016 km (0.071 R)
• M22: 43,107,674 km (0.054 R)
• M23: 46,419,022 km (0.115 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 312 - 19,464 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit