🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233

Radius: 12.3

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.69 AU - 0.69 AU

Year: 403 Days

Day: 6.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 73,311,167 km

• M1: 153,039 km (0.069 R)
• M2: 565,779 km (0.033 R)
• M3: 1,023,549 km (0.101 R)
• M4: 1,421,629 km (0.033 R)
• M5: 1,912,160 km (0.084 R)
• M6: 2,616,018 km (0.109 R)
• M7: 3,134,375 km (0.056 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.4

Radius: 13.2

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.12 AU - 1.42 AU

Year: 1006 Days

Day: 6 Hours

Environment

Temp: -185 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 73,311,167 km

• M1: 164,258 km (0.03 R)
• M2: 637,137 km (0.062 R)
• M3: 1,294,321 km (0.036 R)
• M4: 1,882,988 km (0.091 R)
• M5: 2,392,818 km (0.09 R)
• M6: 2,835,029 km (0.107 R)
• M7: 5,390,161 km (0.115 R)
• M8: 6,581,110 km (0.117 R)
• M9: 8,441,509 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921.6

Radius: 13.8

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.74 AU - 2.34 AU

Year: 2048 Days

Day: 10.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 73,311,167 km

• M1: 171,738 km (0.117 R)
• M2: 639,232 km (0.083 R)
• M3: 1,079,349 km (0.117 R)
• M4: 1,887,327 km (0.12 R)
• M5: 2,616,317 km (0.102 R)
• M6: 3,055,686 km (0.114 R)
• M7: 4,857,443 km (0.092 R)
• M8: 6,077,563 km (0.034 R)
• M9: 6,941,790 km (0.115 R)
• M10: 7,612,587 km (0.107 R)
• M11: 8,167,296 km (0.093 R)
• M12: 8,915,435 km (0.073 R)
• M13: 9,779,961 km (0.105 R)
• M14: 10,399,296 km (0.087 R)
• M15: 11,960,200 km (0.102 R)
• M16: 15,886,995 km (0.076 R)
• M17: 17,525,540 km (0.102 R)
• M18: 18,060,053 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.5

Radius: 13.5

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.93 AU - 2.63 AU

Year: 2420 Days

Day: 14 Hours

Environment

Temp: -195 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,311,167 km

• M1: 167,998 km (0.114 R)
• M2: 588,219 km (0.089 R)
• M3: 1,169,407 km (0.078 R)
• M4: 1,688,062 km (0.104 R)
• M5: 2,481,829 km (0.114 R)
• M6: 3,391,384 km (0.086 R)
• M7: 4,029,419 km (0.104 R)
• M8: 4,833,956 km (0.079 R)
• M9: 5,286,639 km (0.063 R)
• M10: 6,019,220 km (0.105 R)
• M11: 6,653,066 km (0.102 R)
• M12: 7,128,787 km (0.11 R)
• M13: 8,211,876 km (0.096 R)
• M14: 9,161,822 km (0.047 R)
• M15: 11,556,436 km (0.103 R)
• M16: 12,454,023 km (0.104 R)
• M17: 12,920,020 km (0.064 R)
• M18: 13,397,537 km (0.098 R)
• M19: 14,760,523 km (0.107 R)
• M20: 15,719,146 km (0.089 R)
• M21: 16,617,032 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.6

Radius: 12.2

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2.89 AU - 3.25 AU

Year: 3781 Days

Day: 13 Hours

Environment

Temp: -219 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 73,311,167 km

• M1: 152,291 km (0.073 R)
• M2: 597,643 km (0.117 R)
• M3: 1,367,175 km (0.06 R)
• M4: 3,057,032 km (0.105 R)
• M5: 3,761,040 km (0.055 R)
• M6: 4,174,678 km (0.107 R)
• M7: 6,412,812 km (0.05 R)
• M8: 6,878,360 km (0.068 R)
• M9: 8,195,420 km (0.077 R)
• M10: 10,413,657 km (0.114 R)
• M11: 12,145,402 km (0.072 R)
• M12: 12,860,031 km (0.089 R)
• M13: 14,165,123 km (0.084 R)
• M14: 17,332,260 km (0.04 R)
• M15: 19,176,053 km (0.1 R)
• M16: 22,675,896 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236

Radius: 10.1

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 2.73 AU - 4.37 AU

Year: 4702 Days

Day: 6.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 73,311,167 km

• M1: 125,662 km (0.061 R)
• M2: 448,794 km (0.043 R)
• M3: 818,749 km (0.046 R)
• M4: 1,286,841 km (0.081 R)
• M5: 2,472,254 km (0.086 R)
• M6: 3,235,054 km (0.076 R)
• M7: 3,558,933 km (0.12 R)
• M8: 4,443,655 km (0.106 R)
• M9: 6,816,726 km (0.111 R)
• M10: 7,537,339 km (0.038 R)
• M11: 8,175,972 km (0.072 R)
• M12: 9,781,756 km (0.12 R)
• M13: 10,309,687 km (0.088 R)
• M14: 11,218,195 km (0.085 R)
• M15: 12,569,961 km (0.115 R)
• M16: 12,968,939 km (0.093 R)
• M17: 15,593,932 km (0.094 R)
• M18: 17,383,123 km (0.101 R)
• M19: 18,383,933 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.2

Radius: 9

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 3.86 AU - 4.66 AU

Year: 6180 Days

Day: 8.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 117.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 73,311,167 km

• M1: 112,049 km (0.104 R)
• M2: 467,493 km (0.117 R)
• M3: 754,572 km (0.118 R)
• M4: 1,297,313 km (0.079 R)
• M5: 1,733,989 km (0.109 R)
• M6: 2,508,457 km (0.11 R)
• M7: 3,045,364 km (0.099 R)
• M8: 3,906,748 km (0.055 R)
• M9: 4,725,498 km (0.106 R)
• M10: 6,367,783 km (0.115 R)
• M11: 6,761,824 km (0.046 R)
• M12: 7,139,858 km (0.12 R)
• M13: 7,801,529 km (0.07 R)
• M14: 8,359,679 km (0.108 R)
• M15: 9,752,435 km (0.09 R)
• M16: 10,317,915 km (0.118 R)
• M17: 10,777,330 km (0.042 R)
• M18: 12,705,347 km (0.084 R)
• M19: 13,926,365 km (0.084 R)
• M20: 14,958,141 km (0.119 R)
• M21: 15,384,944 km (0.066 R)
• M22: 17,057,748 km (0.086 R)
• M23: 18,725,315 km (0.108 R)
• M24: 22,174,743 km (0.113 R)
• M25: 23,867,443 km (0.095 R)
• M26: 24,157,812 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 533.5

Radius: 3.1

Gravity: 55.52 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 9.68 AU - 9.84 AU

Year: 21433 Days

Day: 21.4 Hours

Environment

Temp: -244 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 73,311,167 km

• M1: 38,596 km (0.093 R)
• M2: 261,946 km (0.109 R)
• M3: 431,291 km (0.106 R)
• M4: 1,038,808 km (0.057 R)
• M5: 1,225,207 km (0.039 R)
• M6: 1,417,589 km (0.119 R)
• M7: 1,579,006 km (0.115 R)
• M8: 1,997,132 km (0.118 R)
• M9: 2,328,790 km (0.047 R)
• M10: 3,207,079 km (0.101 R)
• M11: 3,601,569 km (0.117 R)
• M12: 4,059,189 km (0.103 R)
• M13: 4,692,885 km (0.12 R)
• M14: 5,051,770 km (0.062 R)
• M15: 5,313,567 km (0.103 R)
• M16: 5,545,144 km (0.072 R)
• M17: 5,663,327 km (0.071 R)
• M18: 6,111,522 km (0.117 R)
• M19: 8,553,857 km (0.071 R)
• M20: 8,925,607 km (0.09 R)
• M21: 9,701,123 km (0.072 R)
• M22: 10,520,620 km (0.103 R)
• M23: 12,030,810 km (0.106 R)
• M24: 13,114,348 km (0.101 R)
• M25: 13,608,170 km (0.109 R)
• M26: 14,557,967 km (0.106 R)
• M27: 17,249,233 km (0.118 R)
• M28: 20,818,189 km (0.088 R)
• M29: 22,774,181 km (0.1 R)
• M30: 25,495,516 km (0.06 R)
• M31: 26,042,596 km (0.071 R)
• M32: 29,850,909 km (0.047 R)
• M33: 32,458,100 km (0.091 R)
• M34: 39,850,330 km (0.093 R)
• M35: 40,143,841 km (0.073 R)
• M36: 52,042,556 km (0.095 R)
• M37: 52,217,586 km (0.079 R)
• M38: 54,891,348 km (0.032 R)
• M39: 59,356,994 km (0.114 R)
• M40: 67,951,990 km (0.108 R)
• M41: 70,490,517 km (0.095 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 158 - 17,114 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit