🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.62 AU - 0.66 AU

Year: 331 Days

Day: 47.8 Hours

Environment

Temp: -134 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 41,322,579 km

• M1: 60,138 km (0.104 R)
• M2: 128,804 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.4

Radius: 12.4

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.87 AU - 0.93 AU

Year: 551 Days

Day: 5.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 41,322,579 km

• M1: 155,432 km (0.091 R)
• M2: 569,818 km (0.101 R)
• M3: 1,023,549 km (0.08 R)
• M4: 1,451,997 km (0.091 R)
• M5: 2,437,548 km (0.091 R)
• M6: 2,873,326 km (0.071 R)
• M7: 3,613,387 km (0.051 R)
• M8: 4,534,162 km (0.114 R)
• M9: 5,042,495 km (0.073 R)
• M10: 5,807,838 km (0.041 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.7

Radius: 10.2

Gravity: 7.14 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.79 AU - 1.19 AU

Year: 636 Days

Day: 6.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 41,322,579 km

• M1: 126,859 km (0.039 R)
• M2: 483,949 km (0.06 R)
• M3: 807,081 km (0.05 R)
• M4: 1,168,958 km (0.068 R)
• M5: 1,579,155 km (0.111 R)
• M6: 1,993,392 km (0.03 R)
• M7: 2,532,692 km (0.108 R)
• M8: 2,854,776 km (0.106 R)
• M9: 3,409,485 km (0.078 R)
• M10: 4,183,804 km (0.043 R)
• M11: 4,900,976 km (0.117 R)
• M12: 5,441,323 km (0.049 R)
• M13: 5,829,530 km (0.044 R)
• M14: 7,481,390 km (0.03 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.4

Radius: 11.1

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.28 AU - 1.66 AU

Year: 1151 Days

Day: 5.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 41,322,579 km

• M1: 139,126 km (0.026 R)
• M2: 610,958 km (0.077 R)
• M3: 1,058,405 km (0.098 R)
• M4: 1,409,661 km (0.115 R)
• M5: 1,860,100 km (0.095 R)
• M6: 2,666,283 km (0.088 R)
• M7: 3,244,479 km (0.112 R)
• M8: 3,871,294 km (0.114 R)
• M9: 4,285,231 km (0.111 R)
• M10: 4,709,491 km (0.035 R)
• M11: 7,475,256 km (0.111 R)
• M12: 8,342,924 km (0.113 R)
• M13: 9,675,093 km (0.106 R)
• M14: 10,375,809 km (0.034 R)
• M15: 11,109,886 km (0.03 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.5

Radius: 13.2

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.98 AU - 2.12 AU

Year: 1895 Days

Day: 8.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 41,322,579 km

• M1: 164,109 km (0.107 R)
• M2: 620,532 km (0.095 R)
• M3: 1,186,461 km (0.087 R)
• M4: 1,787,695 km (0.073 R)
• M5: 2,600,609 km (0.108 R)
• M6: 3,468,875 km (0.079 R)
• M7: 4,006,530 km (0.108 R)
• M8: 4,503,046 km (0.106 R)
• M9: 5,040,700 km (0.055 R)
• M10: 5,576,560 km (0.041 R)
• M11: 6,562,709 km (0.119 R)
• M12: 7,071,641 km (0.058 R)
• M13: 7,497,696 km (0.091 R)
• M14: 7,940,954 km (0.062 R)
• M15: 10,023,955 km (0.074 R)
• M16: 10,735,293 km (0.112 R)
• M17: 11,192,314 km (0.077 R)
• M18: 12,070,304 km (0.049 R)
• M19: 12,487,682 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.9

Radius: 10.3

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.71 AU - 2.75 AU

Year: 2150 Days

Day: 12.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 41,322,579 km

• M1: 144,212 km (0.099 R)
• M2: 509,381 km (0.085 R)
• M3: 855,251 km (0.106 R)
• M4: 1,177,335 km (0.06 R)
• M5: 2,410,770 km (0.059 R)
• M6: 5,582,993 km (0.052 R)
• M7: 6,132,765 km (0.081 R)
• M8: 8,551,164 km (0.105 R)
• M9: 10,355,015 km (0.043 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.4

Radius: 8.5

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.99 AU - 2.49 AU

Year: 2165 Days

Day: 10.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 41,322,579 km

• M1: 106,364 km (0.112 R)
• M2: 373,995 km (0.045 R)
• M3: 717,023 km (0.092 R)
• M4: 1,250,638 km (0.067 R)
• M5: 2,097,961 km (0.098 R)
• M6: 2,479,286 km (0.088 R)
• M7: 4,126,956 km (0.074 R)
• M8: 7,490,066 km (0.07 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 326.7

Radius: 3.2

Gravity: 31.9 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 5.45 AU - 6.85 AU

Year: 9848 Days

Day: 22.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 41,322,579 km

• M1: 40,541 km (0.071 R)
• M2: 584,329 km (0.04 R)
• M3: 713,432 km (0.119 R)
• M4: 1,407,118 km (0.103 R)
• M5: 1,586,934 km (0.112 R)
• M6: 1,840,353 km (0.037 R)
• M7: 2,186,074 km (0.08 R)
• M8: 2,304,555 km (0.046 R)
• M9: 2,705,477 km (0.087 R)
• M10: 3,644,055 km (0.098 R)
• M11: 3,983,193 km (0.09 R)
• M12: 5,097,547 km (0.094 R)
• M13: 6,000,969 km (0.086 R)
• M14: 6,647,681 km (0.109 R)
• M15: 7,722,242 km (0.044 R)
• M16: 7,879,021 km (0.072 R)
• M17: 8,199,010 km (0.068 R)
• M18: 8,569,265 km (0.045 R)
• M19: 13,348,917 km (0.079 R)
• M20: 14,682,732 km (0.102 R)
• M21: 16,878,829 km (0.093 R)
• M22: 27,123,740 km (0.053 R)
• M23: 27,577,171 km (0.087 R)
• M24: 27,759,979 km (0.102 R)
• M25: 31,587,142 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 237

Radius: 5.5

Gravity: 7.83 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 6.59 AU - 8.67 AU

Year: 13608 Days

Day: 23.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 41,322,579 km

• M1: 69,114 km (0.067 R)
• M2: 610,659 km (0.096 R)
• M3: 862,432 km (0.067 R)
• M4: 1,043,595 km (0.112 R)
• M5: 1,445,714 km (0.025 R)
• M6: 2,404,337 km (0.064 R)
• M7: 3,016,940 km (0.091 R)
• M8: 4,745,843 km (0.115 R)
• M9: 5,637,895 km (0.105 R)
• M10: 6,492,548 km (0.045 R)
• M11: 6,932,066 km (0.077 R)
• M12: 9,524,747 km (0.065 R)
• M13: 10,043,851 km (0.076 R)
• M14: 11,035,685 km (0.081 R)
• M15: 15,854,682 km (0.11 R)
• M16: 16,051,104 km (0.104 R)
• M17: 17,264,492 km (0.109 R)
• M18: 18,828,986 km (0.075 R)
• M19: 19,495,445 km (0.053 R)
• M20: 20,177,462 km (0.052 R)
• M21: 24,519,989 km (0.119 R)
• M22: 27,705,526 km (0.109 R)
• M23: 29,942,612 km (0.072 R)
• M24: 30,748,197 km (0.107 R)
• M25: 34,006,438 km (0.105 R)
• M26: 35,550,588 km (0.114 R)
• M27: 38,777,713 km (0.093 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 212 - 17,607 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit