🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.77 AU - 0.87 AU

Year: 273 Days

Day: 18.5 Hours

Environment

Temp: 137 °C

Axial Tilt: 38 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.95 AU - 1.41 AU

Year: 471 Days

Day: 20.8 Hours

Environment

Temp: 4 °C

Axial Tilt: 3.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.54 AU - 1.62 AU

Year: 729 Days

Day: 35 Hours

Environment

Temp: -38 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.97 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804

Radius: 14

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 6.21 AU - 6.49 AU

Year: 5874 Days

Day: 12.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 89,963,905 km

• M1: 176,974 km (0.097 R)
• M2: 649,853 km (0.12 R)
• M3: 1,726,359 km (0.087 R)
• M4: 4,175,127 km (0.067 R)
• M5: 5,855,261 km (0.105 R)
• M6: 9,209,843 km (0.072 R)
• M7: 15,121,353 km (0.109 R)
• M8: 16,664,305 km (0.093 R)
• M9: 21,465,798 km (0.111 R)
• M10: 22,698,335 km (0.095 R)
• M11: 24,884,409 km (0.09 R)
• M12: 28,467,577 km (0.118 R)
• M13: 29,766,087 km (0.11 R)
• M14: 33,591,603 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.3

Radius: 10.2

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 5.68 AU - 7.08 AU

Year: 5916 Days

Day: 6.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 89,963,905 km

• M1: 128,505 km (0.039 R)
• M2: 534,064 km (0.097 R)
• M3: 899,682 km (0.109 R)
• M4: 1,314,068 km (0.092 R)
• M5: 1,731,147 km (0.093 R)
• M6: 2,555,730 km (0.037 R)
• M7: 2,888,735 km (0.11 R)
• M8: 3,307,759 km (0.111 R)
• M9: 3,809,211 km (0.117 R)
• M10: 4,337,590 km (0.093 R)
• M11: 4,939,422 km (0.104 R)
• M12: 5,326,731 km (0.059 R)
• M13: 7,610,492 km (0.113 R)
• M14: 8,022,934 km (0.084 R)
• M15: 8,669,645 km (0.095 R)
• M16: 9,625,127 km (0.061 R)
• M17: 10,231,148 km (0.05 R)
• M18: 14,730,005 km (0.025 R)
• M19: 16,369,448 km (0.092 R)
• M20: 19,749,312 km (0.09 R)
• M21: 20,661,860 km (0.082 R)
• M22: 21,263,093 km (0.104 R)
• M23: 21,602,232 km (0.091 R)
• M24: 22,013,775 km (0.085 R)
• M25: 23,785,762 km (0.114 R)
• M26: 25,421,914 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.1

Radius: 10.8

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 5.96 AU - 7.56 AU

Year: 6452 Days

Day: 6.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 89,963,905 km

• M1: 134,488 km (0.118 R)
• M2: 560,842 km (0.107 R)
• M3: 1,362,388 km (0.093 R)
• M4: 1,869,076 km (0.09 R)
• M5: 2,590,736 km (0.034 R)
• M6: 3,228,771 km (0.113 R)
• M7: 3,565,964 km (0.115 R)
• M8: 3,989,476 km (0.113 R)
• M9: 5,838,207 km (0.081 R)
• M10: 7,121,008 km (0.082 R)
• M11: 10,557,571 km (0.108 R)
• M12: 12,679,616 km (0.074 R)
• M13: 14,012,533 km (0.116 R)
• M14: 14,814,976 km (0.096 R)
• M15: 15,279,627 km (0.092 R)
• M16: 15,754,002 km (0.109 R)
• M17: 16,238,101 km (0.078 R)
• M18: 16,954,974 km (0.119 R)
• M19: 17,924,069 km (0.045 R)
• M20: 19,972,513 km (0.104 R)
• M21: 21,378,433 km (0.056 R)
• M22: 22,986,162 km (0.03 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.5

Radius: 15

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 10.33 AU - 11.03 AU

Year: 12812 Days

Day: 12.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 89,963,905 km

• M1: 186,698 km (0.055 R)
• M2: 909,854 km (0.096 R)
• M3: 2,115,164 km (0.096 R)
• M4: 3,157,562 km (0.101 R)
• M5: 3,637,921 km (0.048 R)
• M6: 4,690,791 km (0.092 R)
• M7: 7,280,779 km (0.087 R)
• M8: 8,597,539 km (0.115 R)
• M9: 11,646,793 km (0.062 R)
• M10: 16,276,697 km (0.051 R)
• M11: 17,233,675 km (0.101 R)
• M12: 27,893,869 km (0.07 R)
• M13: 30,782,006 km (0.095 R)
• M14: 35,991,752 km (0.119 R)
• M15: 38,445,456 km (0.076 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.7

Radius: 9.3

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 10.91 AU - 11.41 AU

Year: 13686 Days

Day: 9.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 89,963,905 km

• M1: 158,125 km (0.082 R)
• M2: 487,839 km (0.092 R)
• M3: 1,061,995 km (0.094 R)
• M4: 1,787,246 km (0.059 R)
• M5: 2,092,874 km (0.069 R)
• M6: 2,607,940 km (0.031 R)
• M7: 3,839,729 km (0.09 R)
• M8: 5,757,274 km (0.05 R)
• M9: 8,197,066 km (0.094 R)
• M10: 10,213,047 km (0.114 R)
• M11: 12,948,593 km (0.098 R)
• M12: 16,414,327 km (0.077 R)
• M13: 17,117,736 km (0.106 R)
• M14: 19,975,205 km (0.111 R)
• M15: 21,185,901 km (0.07 R)
• M16: 21,600,137 km (0.118 R)
• M17: 22,875,160 km (0.07 R)
• M18: 26,234,081 km (0.055 R)
• M19: 32,247,915 km (0.119 R)
• M20: 37,168,788 km (0.116 R)
• M21: 37,650,493 km (0.062 R)
• M22: 38,258,459 km (0.119 R)
• M23: 39,619,051 km (0.112 R)
• M24: 41,011,658 km (0.095 R)
• M25: 42,436,727 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 733.4

Radius: 6.4

Gravity: 17.91 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 12.81 AU - 20.41 AU

Year: 24850 Days

Day: 16 Hours

Environment

Temp: -185 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 89,963,905 km

• M1: 79,586 km (0.106 R)
• M2: 281,693 km (0.088 R)
• M3: 923,916 km (0.116 R)
• M4: 1,246,150 km (0.091 R)
• M5: 1,771,239 km (0.028 R)
• M6: 1,989,951 km (0.101 R)
• M7: 3,165,192 km (0.082 R)
• M8: 3,398,714 km (0.103 R)
• M9: 3,966,438 km (0.109 R)
• M10: 5,208,998 km (0.085 R)
• M11: 5,452,543 km (0.079 R)
• M12: 9,531,329 km (0.074 R)
• M13: 10,981,381 km (0.053 R)
• M14: 12,500,548 km (0.088 R)
• M15: 12,864,370 km (0.087 R)
• M16: 13,310,321 km (0.09 R)
• M17: 13,920,979 km (0.044 R)
• M18: 17,707,900 km (0.051 R)
• M19: 18,446,165 km (0.077 R)
• M20: 18,917,997 km (0.09 R)
• M21: 20,682,953 km (0.072 R)
• M22: 21,918,781 km (0.117 R)
• M23: 31,844,151 km (0.114 R)
• M24: 32,114,474 km (0.099 R)
• M25: 40,320,516 km (0.031 R)
• M26: 46,620,082 km (0.12 R)
• M27: 48,202,528 km (0.056 R)
• M28: 48,917,157 km (0.118 R)
• M29: 51,288,732 km (0.118 R)
• M30: 52,974,700 km (0.05 R)
• M31: 57,851,441 km (0.083 R)
• M32: 58,254,009 km (0.08 R)
• M33: 60,916,552 km (0.117 R)
• M34: 63,445,205 km (0.103 R)
• M35: 66,262,731 km (0.116 R)
• M36: 71,218,759 km (0.086 R)
• M37: 74,498,094 km (0.117 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: 310 - 11,774 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit