🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.57 AU - 0.67 AU

Year: 315 Days

Day: 21.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,786,008 km

• M1: 86,318 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657

Radius: 10.4

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.33 AU - 1.55 AU

Year: 1116 Days

Day: 10.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 41,786,008 km

• M1: 129,402 km (0.067 R)
• M2: 771,476 km (0.108 R)
• M3: 1,523,654 km (0.115 R)
• M4: 2,081,954 km (0.05 R)
• M5: 2,409,872 km (0.046 R)
• M6: 2,927,630 km (0.093 R)
• M7: 3,270,209 km (0.1 R)
• M8: 3,779,441 km (0.117 R)
• M9: 4,551,964 km (0.116 R)
• M10: 4,938,226 km (0.052 R)
• M11: 5,426,663 km (0.063 R)
• M12: 6,592,030 km (0.119 R)
• M13: 7,184,887 km (0.109 R)
• M14: 7,735,706 km (0.049 R)
• M15: 8,260,794 km (0.089 R)
• M16: 8,809,370 km (0.119 R)
• M17: 9,323,687 km (0.081 R)
• M18: 10,318,812 km (0.029 R)
• M19: 10,890,575 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 118.6

Radius: 15

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.5 AU - 1.94 AU

Year: 1456 Days

Day: 5.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 41,786,008 km

• M1: 186,698 km (0.117 R)
• M2: 743,801 km (0.109 R)
• M3: 1,327,980 km (0.082 R)
• M4: 2,014,934 km (0.108 R)
• M5: 3,542,178 km (0.057 R)
• M6: 4,692,287 km (0.051 R)
• M7: 5,166,512 km (0.05 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.2

Radius: 14.4

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.44 AU - 3.04 AU

Year: 2928 Days

Day: 10.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 41,786,008 km

• M1: 179,368 km (0.092 R)
• M2: 1,386,323 km (0.1 R)
• M3: 2,121,747 km (0.093 R)
• M4: 3,266,619 km (0.09 R)
• M5: 4,015,207 km (0.061 R)
• M6: 5,760,116 km (0.118 R)
• M7: 6,883,447 km (0.084 R)
• M8: 8,178,815 km (0.107 R)
• M9: 12,875,290 km (0.09 R)
• M10: 14,338,956 km (0.101 R)
• M11: 15,111,180 km (0.025 R)
• M12: 15,910,930 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686

Radius: 11.6

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.47 AU - 3.45 AU

Year: 3288 Days

Day: 12.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,786,008 km

• M1: 144,362 km (0.055 R)
• M2: 520,750 km (0.073 R)
• M3: 895,194 km (0.061 R)
• M4: 1,674,748 km (0.107 R)
• M5: 2,158,248 km (0.071 R)
• M6: 3,679,360 km (0.101 R)
• M7: 4,238,856 km (0.056 R)
• M8: 4,950,493 km (0.076 R)
• M9: 5,686,664 km (0.111 R)
• M10: 6,264,411 km (0.112 R)
• M11: 8,031,610 km (0.104 R)
• M12: 8,547,274 km (0.077 R)
• M13: 9,531,329 km (0.052 R)
• M14: 14,735,540 km (0.116 R)
• M15: 15,352,781 km (0.069 R)
• M16: 17,027,080 km (0.074 R)
• M17: 17,764,448 km (0.12 R)
• M18: 19,855,228 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.6

Radius: 13

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.79 AU - 3.89 AU

Year: 3941 Days

Day: 10.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 41,786,008 km

• M1: 164,857 km (0.083 R)
• M2: 655,239 km (0.061 R)
• M3: 1,089,671 km (0.101 R)
• M4: 1,620,145 km (0.095 R)
• M5: 2,094,669 km (0.111 R)
• M6: 3,274,847 km (0.075 R)
• M7: 3,727,381 km (0.091 R)
• M8: 4,473,575 km (0.07 R)
• M9: 4,907,708 km (0.068 R)
• M10: 5,612,015 km (0.075 R)
• M11: 6,747,313 km (0.116 R)
• M12: 7,485,578 km (0.037 R)
• M13: 8,934,733 km (0.075 R)
• M14: 9,905,773 km (0.077 R)
• M15: 12,011,811 km (0.107 R)
• M16: 12,570,111 km (0.091 R)
• M17: 13,940,427 km (0.102 R)
• M18: 14,609,429 km (0.036 R)
• M19: 15,735,452 km (0.084 R)
• M20: 16,631,543 km (0.116 R)
• M21: 20,428,337 km (0.085 R)
• M22: 22,249,243 km (0.057 R)
• M23: 23,092,376 km (0.113 R)
• M24: 23,811,194 km (0.096 R)
• M25: 25,217,863 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.4

Radius: 11.6

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 4.25 AU - 5.93 AU

Year: 7415 Days

Day: 9.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 41,786,008 km

• M1: 144,212 km (0.108 R)
• M2: 519,703 km (0.085 R)
• M3: 1,517,371 km (0.108 R)
• M4: 2,063,104 km (0.108 R)
• M5: 2,958,148 km (0.073 R)
• M6: 3,368,794 km (0.098 R)
• M7: 5,893,857 km (0.089 R)
• M8: 10,477,236 km (0.097 R)
• M9: 15,367,740 km (0.071 R)
• M10: 17,013,915 km (0.06 R)
• M11: 18,920,540 km (0.12 R)
• M12: 22,245,203 km (0.076 R)
• M13: 26,763,059 km (0.069 R)
• M14: 27,414,408 km (0.105 R)
• M15: 32,800,979 km (0.09 R)
• M16: 33,439,911 km (0.12 R)
• M17: 35,295,224 km (0.106 R)
• M18: 37,218,305 km (0.108 R)
• M19: 38,735,377 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.9

Radius: 13.4

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 4.14 AU - 6.58 AU

Year: 8012 Days

Day: 5.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 41,786,008 km

• M1: 166,652 km (0.06 R)
• M2: 586,124 km (0.094 R)
• M3: 1,004,251 km (0.109 R)
• M4: 1,648,718 km (0.1 R)
• M5: 2,157,351 km (0.056 R)
• M6: 3,035,042 km (0.083 R)
• M7: 4,378,281 km (0.108 R)
• M8: 4,798,202 km (0.102 R)
• M9: 5,369,068 km (0.053 R)
• M10: 7,166,935 km (0.094 R)
• M11: 7,833,692 km (0.068 R)
• M12: 9,383,078 km (0.079 R)
• M13: 10,974,949 km (0.037 R)
• M14: 12,628,304 km (0.069 R)
• M15: 20,145,896 km (0.109 R)
• M16: 20,764,633 km (0.082 R)
• M17: 21,395,936 km (0.08 R)
• M18: 24,309,804 km (0.112 R)
• M19: 27,573,132 km (0.119 R)
• M20: 28,917,568 km (0.115 R)
• M21: 31,015,678 km (0.095 R)
• M22: 31,841,009 km (0.108 R)
• M23: 35,401,139 km (0.106 R)
• M24: 35,850,083 km (0.079 R)
• M25: 36,416,460 km (0.095 R)
• M26: 37,104,012 km (0.104 R)
• M27: 40,427,628 km (0.112 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 10,745 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit