🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.9

Radius: 8.4

Gravity: 12.91 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.08 AU - 1.38 AU

Year: 881 Days

Day: 12 Hours

Environment

Temp: -177 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,880,157 km

• M1: 104,419 km (0.079 R)
• M2: 455,825 km (0.047 R)
• M3: 721,959 km (0.092 R)
• M4: 1,090,419 km (0.081 R)
• M5: 1,434,793 km (0.106 R)
• M6: 1,860,848 km (0.084 R)
• M7: 2,650,725 km (0.039 R)
• M8: 3,253,305 km (0.089 R)
• M9: 4,393,091 km (0.088 R)
• M10: 4,875,843 km (0.083 R)
• M11: 5,453,142 km (0.073 R)
• M12: 6,337,115 km (0.113 R)
• M13: 7,436,061 km (0.09 R)
• M14: 8,253,763 km (0.098 R)
• M15: 8,629,852 km (0.105 R)
• M16: 9,215,378 km (0.036 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 743.2

Radius: 11.4

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.29 AU - 1.47 AU

Year: 1047 Days

Day: 5.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,880,157 km

• M1: 141,819 km (0.079 R)
• M2: 566,228 km (0.098 R)
• M3: 941,719 km (0.066 R)
• M4: 1,427,762 km (0.091 R)
• M5: 2,078,962 km (0.082 R)
• M6: 2,998,989 km (0.101 R)
• M7: 3,877,128 km (0.098 R)
• M8: 5,465,409 km (0.114 R)
• M9: 6,008,598 km (0.042 R)
• M10: 6,473,249 km (0.113 R)
• M11: 7,753,807 km (0.06 R)
• M12: 8,715,422 km (0.065 R)
• M13: 10,492,196 km (0.053 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.4

Radius: 13.7

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.95 AU - 2.43 AU

Year: 2093 Days

Day: 6.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,880,157 km

• M1: 170,542 km (0.061 R)
• M2: 610,509 km (0.049 R)
• M3: 1,503,459 km (0.062 R)
• M4: 2,804,511 km (0.04 R)
• M5: 3,740,844 km (0.11 R)
• M6: 4,337,740 km (0.116 R)
• M7: 4,836,649 km (0.079 R)
• M8: 5,267,341 km (0.086 R)
• M9: 6,422,237 km (0.114 R)
• M10: 6,944,333 km (0.07 R)
• M11: 8,045,822 km (0.086 R)
• M12: 8,683,408 km (0.109 R)
• M13: 9,260,856 km (0.079 R)
• M14: 10,765,811 km (0.113 R)
• M15: 12,053,100 km (0.105 R)
• M16: 12,504,288 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433.2

Radius: 8.4

Gravity: 6.14 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.85 AU - 3.07 AU

Year: 2491 Days

Day: 11.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,880,157 km

• M1: 104,419 km (0.117 R)
• M2: 444,754 km (0.055 R)
• M3: 763,398 km (0.026 R)
• M4: 1,521,111 km (0.1 R)
• M5: 1,784,852 km (0.117 R)
• M6: 2,238,882 km (0.109 R)
• M7: 2,513,992 km (0.098 R)
• M8: 3,295,192 km (0.095 R)
• M9: 4,287,924 km (0.057 R)
• M10: 5,082,139 km (0.096 R)
• M11: 5,995,733 km (0.099 R)
• M12: 6,504,815 km (0.116 R)
• M13: 7,350,491 km (0.087 R)
• M14: 7,755,602 km (0.076 R)
• M15: 9,192,640 km (0.068 R)
• M16: 9,835,162 km (0.027 R)
• M17: 10,114,462 km (0.098 R)
• M18: 10,984,523 km (0.087 R)
• M19: 11,399,507 km (0.085 R)
• M20: 13,850,220 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710.3

Radius: 11.4

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.1 AU - 3.38 AU

Year: 2928 Days

Day: 8.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 69,880,157 km

• M1: 148,102 km (0.105 R)
• M2: 744,848 km (0.112 R)
• M3: 1,100,741 km (0.116 R)
• M4: 1,543,252 km (0.117 R)
• M5: 1,976,936 km (0.114 R)
• M6: 2,750,955 km (0.109 R)
• M7: 3,451,372 km (0.12 R)
• M8: 3,894,182 km (0.088 R)
• M9: 4,871,505 km (0.056 R)
• M10: 6,005,457 km (0.069 R)
• M11: 6,620,155 km (0.069 R)
• M12: 8,308,067 km (0.062 R)
• M13: 9,143,871 km (0.093 R)
• M14: 9,582,342 km (0.109 R)
• M15: 10,266,303 km (0.076 R)
• M16: 10,860,955 km (0.066 R)
• M17: 11,311,544 km (0.062 R)
• M18: 11,903,054 km (0.039 R)
• M19: 20,329,303 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.3

Radius: 12.1

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.62 AU - 3.66 AU

Year: 3593 Days

Day: 7.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,880,157 km

• M1: 152,889 km (0.061 R)
• M2: 652,995 km (0.102 R)
• M3: 1,492,239 km (0.098 R)
• M4: 2,018,674 km (0.073 R)
• M5: 2,554,533 km (0.048 R)
• M6: 3,286,366 km (0.118 R)
• M7: 3,670,234 km (0.108 R)
• M8: 4,050,063 km (0.109 R)
• M9: 4,735,670 km (0.111 R)
• M10: 5,974,490 km (0.071 R)
• M11: 7,213,609 km (0.076 R)
• M12: 7,813,497 km (0.108 R)
• M13: 8,305,973 km (0.072 R)
• M14: 8,877,437 km (0.107 R)
• M15: 10,717,491 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53.2

Radius: 8.4

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 3.34 AU - 5.4 AU

Year: 5898 Days

Day: 11.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,880,157 km

• M1: 105,466 km (0.118 R)
• M2: 478,564 km (0.113 R)
• M3: 839,543 km (0.118 R)
• M4: 1,139,936 km (0.107 R)
• M5: 1,503,459 km (0.072 R)
• M6: 1,774,081 km (0.06 R)
• M7: 2,804,960 km (0.097 R)
• M8: 3,250,911 km (0.1 R)
• M9: 4,228,384 km (0.114 R)
• M10: 4,496,014 km (0.031 R)
• M11: 7,387,891 km (0.11 R)
• M12: 10,069,283 km (0.112 R)
• M13: 10,479,181 km (0.077 R)
• M14: 10,758,630 km (0.084 R)
• M15: 11,368,989 km (0.113 R)
• M16: 13,420,724 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 826.1

Radius: 7.6

Gravity: 14.3 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 6.43 AU - 10.59 AU

Year: 16029 Days

Day: 19.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 69,880,157 km

• M1: 94,995 km (0.093 R)
• M2: 1,238,072 km (0.105 R)
• M3: 1,561,802 km (0.073 R)
• M4: 2,648,331 km (0.062 R)
• M5: 3,515,999 km (0.116 R)
• M6: 5,154,843 km (0.077 R)
• M7: 5,565,938 km (0.063 R)
• M8: 6,120,498 km (0.04 R)
• M9: 6,453,802 km (0.113 R)
• M10: 7,247,718 km (0.079 R)
• M11: 7,909,090 km (0.095 R)
• M12: 10,077,810 km (0.05 R)
• M13: 11,896,172 km (0.099 R)
• M14: 14,427,069 km (0.063 R)
• M15: 15,092,929 km (0.106 R)
• M16: 16,248,124 km (0.107 R)
• M17: 16,726,388 km (0.099 R)
• M18: 18,302,851 km (0.101 R)
• M19: 18,995,190 km (0.074 R)
• M20: 24,030,953 km (0.106 R)
• M21: 26,359,594 km (0.113 R)
• M22: 29,300,389 km (0.083 R)
• M23: 33,338,933 km (0.105 R)
• M24: 41,309,208 km (0.115 R)
• M25: 42,349,362 km (0.07 R)
• M26: 43,407,019 km (0.074 R)
• M27: 47,327,979 km (0.082 R)
• M28: 49,957,611 km (0.063 R)
• M29: 52,509,750 km (0.111 R)
• M30: 53,379,512 km (0.073 R)
• M31: 61,451,365 km (0.095 R)
• M32: 65,374,868 km (0.11 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 298 - 15,402 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit