🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.47 AU - 0.75 AU

Year: 313 Days

Day: 47.1 Hours

Environment

Temp: -126 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.54 AU - 0.8 AU

Year: 360 Days

Day: 27 Hours

Environment

Temp: -144 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,237,478 km

• M1: 15,409 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.7

Radius: 8.6

Gravity: 13.5 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.81 AU - 1.11 AU

Year: 617 Days

Day: 6.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,237,478 km

• M1: 106,962 km (0.091 R)
• M2: 389,403 km (0.104 R)
• M3: 811,120 km (0.066 R)
• M4: 1,278,463 km (0.12 R)
• M5: 1,570,778 km (0.11 R)
• M6: 1,845,589 km (0.1 R)
• M7: 2,440,390 km (0.063 R)
• M8: 3,093,684 km (0.113 R)
• M9: 3,420,855 km (0.094 R)
• M10: 4,191,732 km (0.087 R)
• M11: 4,778,455 km (0.076 R)
• M12: 5,181,023 km (0.033 R)
• M13: 5,663,476 km (0.053 R)
• M14: 6,421,937 km (0.099 R)
• M15: 6,934,908 km (0.081 R)
• M16: 7,405,992 km (0.049 R)
• M17: 8,262,889 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.4

Radius: 10.7

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.5 AU - 1.68 AU

Year: 1315 Days

Day: 12.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 40,237,478 km

• M1: 133,142 km (0.044 R)
• M2: 761,752 km (0.066 R)
• M3: 1,611,169 km (0.065 R)
• M4: 2,077,017 km (0.103 R)
• M5: 2,471,955 km (0.092 R)
• M6: 2,884,546 km (0.118 R)
• M7: 3,836,138 km (0.072 R)
• M8: 5,194,636 km (0.059 R)
• M9: 6,019,519 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.1

Radius: 10.4

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.1 AU - 2.24 AU

Year: 2097 Days

Day: 11.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 40,237,478 km

• M1: 135,685 km (0.11 R)
• M2: 549,922 km (0.092 R)
• M3: 878,887 km (0.096 R)
• M4: 1,704,817 km (0.098 R)
• M5: 2,672,416 km (0.077 R)
• M6: 4,272,366 km (0.098 R)
• M7: 5,630,565 km (0.054 R)
• M8: 8,377,930 km (0.091 R)
• M9: 10,518,825 km (0.094 R)
• M10: 12,771,320 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 339.4

Radius: 12.7

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 3.71 AU - 3.83 AU

Year: 4802 Days

Day: 9.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,237,478 km

• M1: 157,975 km (0.115 R)
• M2: 612,603 km (0.047 R)
• M3: 1,309,131 km (0.083 R)
• M4: 2,020,319 km (0.09 R)
• M5: 3,387,345 km (0.12 R)
• M6: 3,856,484 km (0.112 R)
• M7: 4,782,794 km (0.069 R)
• M8: 5,401,381 km (0.072 R)
• M9: 5,824,892 km (0.114 R)
• M10: 7,043,816 km (0.051 R)
• M11: 7,485,877 km (0.052 R)
• M12: 8,637,332 km (0.099 R)
• M13: 9,330,569 km (0.025 R)
• M14: 11,897,070 km (0.086 R)
• M15: 12,663,460 km (0.115 R)
• M16: 13,366,719 km (0.117 R)
• M17: 14,800,166 km (0.112 R)
• M18: 19,467,919 km (0.096 R)
• M19: 20,532,308 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 920.6

Radius: 5.2

Gravity: 34.05 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 6.98 AU - 7.14 AU

Year: 12306 Days

Day: 17.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 40,237,478 km

• M1: 64,925 km (0.099 R)
• M2: 317,895 km (0.093 R)
• M3: 564,882 km (0.104 R)
• M4: 1,232,686 km (0.101 R)
• M5: 1,396,646 km (0.081 R)
• M6: 1,622,389 km (0.083 R)
• M7: 1,907,522 km (0.07 R)
• M8: 2,872,130 km (0.109 R)
• M9: 3,138,264 km (0.108 R)
• M10: 4,560,341 km (0.115 R)
• M11: 5,932,603 km (0.089 R)
• M12: 6,567,795 km (0.069 R)
• M13: 7,972,669 km (0.043 R)
• M14: 9,461,168 km (0.074 R)
• M15: 9,726,106 km (0.108 R)
• M16: 12,846,568 km (0.088 R)
• M17: 13,302,991 km (0.102 R)
• M18: 13,837,803 km (0.105 R)
• M19: 14,666,725 km (0.105 R)
• M20: 15,093,378 km (0.109 R)
• M21: 16,652,038 km (0.094 R)
• M22: 19,653,719 km (0.079 R)
• M23: 22,337,804 km (0.045 R)
• M24: 23,092,675 km (0.091 R)
• M25: 26,491,838 km (0.11 R)
• M26: 27,018,123 km (0.078 R)
• M27: 27,337,365 km (0.105 R)
• M28: 28,419,556 km (0.037 R)
• M29: 28,860,272 km (0.089 R)
• M30: 33,277,149 km (0.116 R)
• M31: 36,158,254 km (0.119 R)
• M32: 38,124,120 km (0.079 R)
• M33: 39,337,358 km (0.114 R)
• M34: 47,007,541 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 853.2

Radius: 4.1

Gravity: 50.76 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 6.97 AU - 8.97 AU

Year: 14760 Days

Day: 21.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 40,237,478 km

• M1: 53,107 km (0.117 R)
• M2: 187,895 km (0.111 R)
• M3: 385,065 km (0.036 R)
• M4: 696,528 km (0.075 R)
• M5: 1,107,473 km (0.109 R)
• M6: 1,927,868 km (0.11 R)
• M7: 2,099,606 km (0.052 R)
• M8: 3,246,423 km (0.092 R)
• M9: 3,716,759 km (0.091 R)
• M10: 4,294,656 km (0.111 R)
• M11: 4,588,316 km (0.059 R)
• M12: 5,399,735 km (0.109 R)
• M13: 5,898,494 km (0.086 R)
• M14: 6,343,997 km (0.114 R)
• M15: 6,638,854 km (0.065 R)
• M16: 10,281,114 km (0.04 R)
• M17: 10,454,198 km (0.067 R)
• M18: 11,410,278 km (0.102 R)
• M19: 13,911,704 km (0.12 R)
• M20: 15,439,697 km (0.093 R)
• M21: 15,972,864 km (0.101 R)
• M22: 18,738,629 km (0.097 R)
• M23: 21,057,097 km (0.099 R)
• M24: 21,336,396 km (0.055 R)
• M25: 21,712,635 km (0.035 R)
• M26: 27,786,458 km (0.108 R)
• M27: 30,788,738 km (0.107 R)
• M28: 34,642,229 km (0.086 R)
• M29: 35,818,517 km (0.028 R)
• M30: 37,974,671 km (0.082 R)
• M31: 47,945,818 km (0.084 R)
• M32: 57,873,731 km (0.097 R)
• M33: 58,972,827 km (0.069 R)
• M34: 64,873,416 km (0.077 R)
• M35: 65,070,137 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 490.3

Radius: 3.8

Gravity: 33.95 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 8.74 AU - 8.96 AU

Year: 17271 Days

Day: 16 Hours

Environment

Temp: -235 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 40,237,478 km

• M1: 47,273 km (0.039 R)
• M2: 220,208 km (0.106 R)
• M3: 413,040 km (0.088 R)
• M4: 651,648 km (0.063 R)
• M5: 868,266 km (0.09 R)
• M6: 1,902,436 km (0.119 R)
• M7: 2,068,191 km (0.064 R)
• M8: 3,485,182 km (0.073 R)
• M9: 4,024,183 km (0.094 R)
• M10: 4,781,746 km (0.086 R)
• M11: 4,916,684 km (0.039 R)
• M12: 5,445,512 km (0.067 R)
• M13: 5,818,609 km (0.09 R)
• M14: 6,050,486 km (0.115 R)
• M15: 6,657,105 km (0.072 R)
• M16: 6,910,674 km (0.098 R)
• M17: 7,392,379 km (0.102 R)
• M18: 7,990,172 km (0.044 R)
• M19: 8,325,122 km (0.064 R)
• M20: 11,289,553 km (0.111 R)
• M21: 11,529,209 km (0.113 R)
• M22: 12,331,502 km (0.06 R)
• M23: 15,616,223 km (0.104 R)
• M24: 15,988,572 km (0.099 R)
• M25: 24,336,731 km (0.083 R)
• M26: 25,858,740 km (0.099 R)
• M27: 27,658,851 km (0.117 R)
• M28: 29,090,503 km (0.116 R)
• M29: 31,036,322 km (0.07 R)
• M30: 36,863,907 km (0.088 R)
• M31: 37,258,846 km (0.034 R)
• M32: 37,923,210 km (0.066 R)
• M33: 42,364,023 km (0.064 R)
• M34: 50,298,694 km (0.094 R)
• M35: 52,592,328 km (0.108 R)
• M36: 54,954,927 km (0.078 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 130.9

Radius: 5.2

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 8.55 AU - 9.37 AU

Year: 17594 Days

Day: 24.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 40,237,478 km

• M1: 65,823 km (0.085 R)
• M2: 344,524 km (0.1 R)
• M3: 613,052 km (0.096 R)
• M4: 1,138,589 km (0.068 R)
• M5: 1,574,966 km (0.048 R)
• M6: 2,034,232 km (0.106 R)
• M7: 2,578,319 km (0.118 R)
• M8: 4,235,565 km (0.103 R)
• M9: 4,563,184 km (0.062 R)
• M10: 4,791,021 km (0.091 R)
• M11: 4,966,649 km (0.11 R)
• M12: 5,146,765 km (0.115 R)
• M13: 5,520,012 km (0.117 R)
• M14: 5,745,905 km (0.076 R)
• M15: 8,066,168 km (0.1 R)
• M16: 10,061,953 km (0.075 R)
• M17: 12,864,220 km (0.105 R)
• M18: 13,667,561 km (0.077 R)
• M19: 14,810,638 km (0.105 R)
• M20: 21,972,486 km (0.076 R)
• M21: 24,302,922 km (0.045 R)
• M22: 31,244,862 km (0.092 R)
• M23: 31,448,913 km (0.093 R)
• M24: 37,413,829 km (0.045 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: 248 - 15,054 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit