🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.92 AU - 1.26 AU

Year: 404 Days

Day: 41.6 Hours

Environment

Temp: 45 °C

Axial Tilt: 25.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.74 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.04 AU - 2.72 AU

Year: 1303 Days

Day: 19.1 Hours

Environment

Temp: -75 °C

Axial Tilt: 47.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 83,110,977 km

• M1: 339,288 km (0.086 R)
• M2: 545,135 km (0.094 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 3.02 AU - 3.24 AU

Year: 1965 Days

Day: 16.6 Hours

Environment

Temp: -90 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,110,977 km

• M1: 619,934 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.9

Radius: 13.4

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 4.85 AU - 6.87 AU

Year: 5032 Days

Day: 5.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,110,977 km

• M1: 169,794 km (0.029 R)
• M2: 695,780 km (0.031 R)
• M3: 1,371,513 km (0.115 R)
• M4: 1,892,114 km (0.114 R)
• M5: 2,495,442 km (0.091 R)
• M6: 3,526,321 km (0.104 R)
• M7: 4,671,044 km (0.04 R)
• M8: 5,357,549 km (0.12 R)
• M9: 6,080,106 km (0.093 R)
• M10: 7,474,658 km (0.1 R)
• M11: 8,044,775 km (0.117 R)
• M12: 11,622,408 km (0.12 R)
• M13: 12,985,993 km (0.057 R)
• M14: 14,508,151 km (0.108 R)
• M15: 19,453,558 km (0.108 R)
• M16: 20,880,871 km (0.097 R)
• M17: 21,371,701 km (0.115 R)
• M18: 26,306,038 km (0.102 R)
• M19: 27,044,153 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.7

Radius: 9.5

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 9.44 AU - 11.58 AU

Year: 12088 Days

Day: 6.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 83,110,977 km

• M1: 125,812 km (0.089 R)
• M2: 496,216 km (0.119 R)
• M3: 1,050,177 km (0.1 R)
• M4: 1,643,931 km (0.094 R)
• M5: 4,299,742 km (0.047 R)
• M6: 5,454,039 km (0.082 R)
• M7: 5,901,786 km (0.072 R)
• M8: 6,905,139 km (0.049 R)
• M9: 7,358,270 km (0.119 R)
• M10: 10,325,843 km (0.088 R)
• M11: 11,105,996 km (0.035 R)
• M12: 11,826,460 km (0.111 R)
• M13: 13,845,881 km (0.113 R)
• M14: 14,454,595 km (0.04 R)
• M15: 17,705,506 km (0.067 R)
• M16: 18,488,950 km (0.055 R)
• M17: 23,371,526 km (0.1 R)
• M18: 26,358,846 km (0.082 R)
• M19: 29,682,761 km (0.068 R)
• M20: 30,508,990 km (0.084 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 502.9

Radius: 7.2

Gravity: 9.7 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 14.65 AU - 16.63 AU

Year: 21943 Days

Day: 16.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 83,110,977 km

• M1: 90,357 km (0.085 R)
• M2: 371,751 km (0.113 R)
• M3: 605,722 km (0.079 R)
• M4: 2,434,705 km (0.052 R)
• M5: 2,782,520 km (0.06 R)
• M6: 3,110,289 km (0.09 R)
• M7: 4,898,283 km (0.118 R)
• M8: 5,454,039 km (0.116 R)
• M9: 6,259,624 km (0.119 R)
• M10: 6,646,933 km (0.108 R)
• M11: 9,150,902 km (0.07 R)
• M12: 9,481,663 km (0.071 R)
• M13: 14,171,855 km (0.117 R)
• M14: 14,466,264 km (0.042 R)
• M15: 16,399,667 km (0.094 R)
• M16: 17,554,562 km (0.086 R)
• M17: 19,933,019 km (0.041 R)
• M18: 22,818,612 km (0.057 R)
• M19: 23,325,150 km (0.095 R)
• M20: 23,735,797 km (0.115 R)
• M21: 25,426,701 km (0.093 R)
• M22: 26,191,146 km (0.069 R)
• M23: 26,858,503 km (0.11 R)
• M24: 31,102,744 km (0.066 R)
• M25: 34,167,854 km (0.103 R)
• M26: 35,367,330 km (0.076 R)
• M27: 38,132,946 km (0.102 R)
• M28: 39,134,055 km (0.071 R)
• M29: 42,546,831 km (0.085 R)
• M30: 42,852,609 km (0.058 R)
• M31: 54,144,855 km (0.09 R)
• M32: 57,995,803 km (0.098 R)
• M33: 59,892,106 km (0.118 R)
• M34: 60,468,955 km (0.092 R)
• M35: 65,421,243 km (0.074 R)
• M36: 68,728,553 km (0.117 R)
• M37: 69,149,671 km (0.079 R)
• M38: 72,580,549 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 759.9

Radius: 3.2

Gravity: 74.21 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 17.7 AU - 19.56 AU

Year: 28527 Days

Day: 19.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 83,110,977 km

• M1: 39,793 km (0.116 R)
• M2: 172,636 km (0.08 R)
• M3: 290,818 km (0.12 R)
• M4: 471,832 km (0.115 R)
• M5: 651,200 km (0.107 R)
• M6: 1,285,644 km (0.074 R)
• M7: 2,183,231 km (0.105 R)
• M8: 3,069,898 km (0.09 R)
• M9: 3,217,850 km (0.114 R)
• M10: 3,401,706 km (0.103 R)
• M11: 3,790,511 km (0.069 R)
• M12: 4,354,046 km (0.103 R)
• M13: 4,851,459 km (0.113 R)
• M14: 5,175,638 km (0.11 R)
• M15: 5,644,926 km (0.061 R)
• M16: 8,251,968 km (0.104 R)
• M17: 9,561,997 km (0.108 R)
• M18: 10,464,221 km (0.051 R)
• M19: 13,826,434 km (0.055 R)
• M20: 13,987,102 km (0.08 R)
• M21: 15,146,485 km (0.104 R)
• M22: 16,729,231 km (0.09 R)
• M23: 18,515,878 km (0.105 R)
• M24: 26,562,598 km (0.113 R)
• M25: 37,588,709 km (0.075 R)
• M26: 42,976,327 km (0.058 R)
• M27: 44,705,229 km (0.092 R)
• M28: 45,764,382 km (0.083 R)
• M29: 46,659,725 km (0.104 R)
• M30: 53,059,971 km (0.055 R)
• M31: 68,028,136 km (0.079 R)
• M32: 75,221,250 km (0.096 R)
• M33: 81,851,278 km (0.094 R)
• M34: 85,038,311 km (0.091 R)
• M35: 89,137,293 km (0.075 R)
• M36: 93,365,976 km (0.059 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 343.2

Radius: 3.9

Gravity: 22.56 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 17.27 AU - 23.17 AU

Year: 32256 Days

Day: 17 Hours

Environment

Temp: -193 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 83,110,977 km

• M1: 50,115 km (0.108 R)
• M2: 1,154,297 km (0.113 R)
• M3: 1,361,939 km (0.073 R)
• M4: 9,349,867 km (0.083 R)
• M5: 12,911,044 km (0.087 R)
• M6: 20,522,733 km (0.102 R)
• M7: 21,216,120 km (0.065 R)
• M8: 22,545,147 km (0.119 R)
• M9: 26,980,874 km (0.071 R)
• M10: 27,216,789 km (0.071 R)
• M11: 34,810,826 km (0.098 R)
• M12: 35,512,739 km (0.117 R)
• M13: 36,944,391 km (0.106 R)
• M14: 39,314,620 km (0.059 R)
• M15: 39,466,013 km (0.076 R)
• M16: 39,617,705 km (0.071 R)
• M17: 50,164,355 km (0.081 R)
• M18: 52,696,748 km (0.096 R)
• M19: 64,939,388 km (0.093 R)
• M20: 81,133,358 km (0.108 R)

Kuiper Belt

Range: 30.9 - 45.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 275 - 16,424 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit