🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.44 AU - 0.72 AU

Year: 285 Days

Day: 44.5 Hours

Environment

Temp: -121 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.8

Radius: 14.6

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.63 AU - 0.99 AU

Year: 471 Days

Day: 12.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 54,734,193 km

• M1: 181,612 km (0.104 R)
• M2: 636,539 km (0.079 R)
• M3: 1,099,544 km (0.104 R)
• M4: 1,655,001 km (0.055 R)
• M5: 2,535,385 km (0.025 R)
• M6: 3,019,932 km (0.099 R)
• M7: 4,023,285 km (0.115 R)
• M8: 4,547,177 km (0.117 R)
• M9: 5,025,890 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.9

Radius: 13.6

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.95 AU - 1.23 AU

Year: 735 Days

Day: 13.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 54,734,193 km

• M1: 169,195 km (0.114 R)
• M2: 715,527 km (0.108 R)
• M3: 1,411,905 km (0.045 R)
• M4: 1,929,813 km (0.11 R)
• M5: 2,672,267 km (0.061 R)
• M6: 4,370,502 km (0.11 R)
• M7: 5,808,586 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.4

Radius: 13.7

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.98 AU - 1.58 AU

Year: 935 Days

Day: 6.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 54,734,193 km

• M1: 171,738 km (0.101 R)
• M2: 674,986 km (0.098 R)
• M3: 1,174,044 km (0.101 R)
• M4: 1,687,314 km (0.074 R)
• M5: 2,156,753 km (0.091 R)
• M6: 2,616,916 km (0.091 R)
• M7: 3,268,115 km (0.054 R)
• M8: 3,833,595 km (0.107 R)
• M9: 4,481,653 km (0.111 R)
• M10: 5,201,967 km (0.113 R)
• M11: 6,041,211 km (0.034 R)
• M12: 6,897,958 km (0.096 R)
• M13: 8,173,579 km (0.117 R)
• M14: 8,909,750 km (0.088 R)
• M15: 9,600,892 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.2

Radius: 12.3

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.27 AU - 2.03 AU

Year: 1368 Days

Day: 14.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,734,193 km

• M1: 153,039 km (0.091 R)
• M2: 599,139 km (0.07 R)
• M3: 1,196,185 km (0.119 R)
• M4: 1,702,125 km (0.113 R)
• M5: 2,145,233 km (0.12 R)
• M6: 2,939,299 km (0.057 R)
• M7: 4,354,046 km (0.091 R)
• M8: 5,408,262 km (0.053 R)
• M9: 5,795,422 km (0.08 R)
• M10: 6,280,418 km (0.119 R)
• M11: 7,692,771 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.1

Radius: 11.9

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.38 AU - 2.7 AU

Year: 2614 Days

Day: 6.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,734,193 km

• M1: 152,590 km (0.102 R)
• M2: 580,141 km (0.082 R)
• M3: 1,243,906 km (0.081 R)
• M4: 1,924,427 km (0.098 R)
• M5: 2,423,934 km (0.101 R)
• M6: 3,023,672 km (0.066 R)
• M7: 3,508,818 km (0.03 R)
• M8: 6,490,304 km (0.073 R)
• M9: 10,081,849 km (0.066 R)
• M10: 11,241,382 km (0.088 R)
• M11: 13,262,898 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 69.3

Radius: 11.5

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 4.08 AU - 5.36 AU

Year: 6621 Days

Day: 6.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,734,193 km

• M1: 143,016 km (0.113 R)
• M2: 601,832 km (0.115 R)
• M3: 1,219,671 km (0.061 R)
• M4: 1,605,634 km (0.078 R)
• M5: 2,050,538 km (0.09 R)
• M6: 2,440,988 km (0.091 R)
• M7: 3,459,600 km (0.053 R)
• M8: 4,827,523 km (0.103 R)
• M9: 5,203,014 km (0.116 R)
• M10: 5,938,287 km (0.115 R)
• M11: 7,268,961 km (0.113 R)
• M12: 8,065,569 km (0.059 R)
• M13: 9,555,564 km (0.105 R)
• M14: 10,918,700 km (0.07 R)
• M15: 12,204,344 km (0.112 R)
• M16: 14,612,870 km (0.098 R)
• M17: 16,615,985 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 737.9

Radius: 6.4

Gravity: 18.02 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 6 AU - 8.66 AU

Year: 12814 Days

Day: 21.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 54,734,193 km

• M1: 79,586 km (0.114 R)
• M2: 325,675 km (0.046 R)
• M3: 1,108,819 km (0.096 R)
• M4: 1,689,858 km (0.076 R)
• M5: 1,923,679 km (0.059 R)
• M6: 2,314,877 km (0.119 R)
• M7: 3,434,767 km (0.105 R)
• M8: 4,492,125 km (0.095 R)
• M9: 5,354,557 km (0.099 R)
• M10: 5,568,482 km (0.066 R)
• M11: 6,807,002 km (0.094 R)
• M12: 7,143,298 km (0.108 R)
• M13: 9,194,884 km (0.068 R)
• M14: 9,658,188 km (0.116 R)
• M15: 11,084,604 km (0.1 R)
• M16: 12,520,893 km (0.096 R)
• M17: 13,479,217 km (0.092 R)
• M18: 14,280,314 km (0.062 R)
• M19: 14,485,412 km (0.114 R)
• M20: 15,757,892 km (0.081 R)
• M21: 17,412,295 km (0.113 R)
• M22: 18,121,239 km (0.029 R)
• M23: 19,013,740 km (0.087 R)
• M24: 22,506,551 km (0.072 R)
• M25: 25,390,798 km (0.104 R)
• M26: 34,389,858 km (0.117 R)
• M27: 35,504,511 km (0.071 R)
• M28: 37,286,072 km (0.073 R)
• M29: 38,330,415 km (0.036 R)
• M30: 40,068,892 km (0.115 R)
• M31: 42,703,161 km (0.097 R)
• M32: 44,279,923 km (0.1 R)
• M33: 54,730,082 km (0.085 R)
• M34: 56,931,564 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 344.7

Radius: 5.6

Gravity: 10.99 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 7.24 AU - 10.6 AU

Year: 17201 Days

Day: 17.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,734,193 km

• M1: 72,405 km (0.044 R)
• M2: 456,573 km (0.104 R)
• M3: 1,269,637 km (0.115 R)
• M4: 1,530,835 km (0.108 R)
• M5: 1,729,950 km (0.098 R)
• M6: 3,438,657 km (0.118 R)
• M7: 3,976,760 km (0.073 R)
• M8: 4,662,966 km (0.048 R)
• M9: 4,919,227 km (0.057 R)
• M10: 5,151,253 km (0.026 R)
• M11: 5,891,164 km (0.116 R)
• M12: 6,739,982 km (0.097 R)
• M13: 7,623,657 km (0.101 R)
• M14: 11,013,545 km (0.099 R)
• M15: 12,235,011 km (0.111 R)
• M16: 13,351,460 km (0.104 R)
• M17: 14,943,780 km (0.094 R)
• M18: 15,643,001 km (0.099 R)
• M19: 21,686,605 km (0.111 R)
• M20: 24,066,109 km (0.088 R)
• M21: 25,025,779 km (0.105 R)
• M22: 28,585,909 km (0.087 R)
• M23: 28,799,086 km (0.055 R)
• M24: 36,440,097 km (0.079 R)
• M25: 42,359,235 km (0.092 R)
• M26: 45,328,454 km (0.097 R)
• M27: 50,735,968 km (0.028 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 305 - 13,881 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit