🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.49 AU - 0.79 AU

Year: 232 Days

Day: 19.4 Hours

Environment

Temp: -9 °C

Axial Tilt: 14.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.01 AU - 1.35 AU

Year: 581 Days

Day: 38 Hours

Environment

Temp: -89 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,504,222 km

• M1: 33,660 km (0.085 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.25 AU - 1.35 AU

Year: 672 Days

Day: 45.1 Hours

Environment

Temp: -103 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.72 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.64 AU - 2.62 AU

Year: 1408 Days

Day: 42.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.3

Radius: 13

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.82 AU - 2.82 AU

Year: 1601 Days

Day: 8.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 78,504,222 km

• M1: 168,148 km (0.109 R)
• M2: 589,116 km (0.095 R)
• M3: 1,224,459 km (0.118 R)
• M4: 1,698,833 km (0.064 R)
• M5: 2,533,739 km (0.068 R)
• M6: 3,748,474 km (0.118 R)
• M7: 4,348,661 km (0.036 R)
• M8: 7,920,160 km (0.077 R)
• M9: 9,687,509 km (0.056 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.7

Radius: 10.3

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 6.27 AU - 6.43 AU

Year: 7249 Days

Day: 6 Hours

Environment

Temp: -193 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 78,504,222 km

• M1: 132,394 km (0.091 R)
• M2: 483,650 km (0.086 R)
• M3: 1,113,756 km (0.109 R)
• M4: 1,650,513 km (0.068 R)
• M5: 3,376,574 km (0.083 R)
• M6: 3,721,097 km (0.089 R)
• M7: 4,401,020 km (0.062 R)
• M8: 5,281,553 km (0.112 R)
• M9: 6,007,701 km (0.104 R)
• M10: 6,412,214 km (0.115 R)
• M11: 6,763,170 km (0.104 R)
• M12: 7,238,742 km (0.092 R)
• M13: 8,175,224 km (0.093 R)
• M14: 9,774,725 km (0.086 R)
• M15: 10,287,995 km (0.1 R)
• M16: 11,419,553 km (0.088 R)
• M17: 11,779,935 km (0.042 R)
• M18: 12,254,310 km (0.069 R)
• M19: 12,741,550 km (0.094 R)
• M20: 13,754,627 km (0.027 R)
• M21: 15,686,982 km (0.041 R)
• M22: 17,520,903 km (0.07 R)
• M23: 19,566,504 km (0.11 R)
• M24: 20,157,715 km (0.088 R)
• M25: 20,533,205 km (0.055 R)
• M26: 21,453,681 km (0.03 R)
• M27: 22,723,318 km (0.039 R)
• M28: 23,874,773 km (0.047 R)
• M29: 29,253,265 km (0.113 R)
• M30: 29,929,148 km (0.088 R)
• M31: 32,121,056 km (0.078 R)
• M32: 32,736,951 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.7

Radius: 10.2

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 5.96 AU - 7.14 AU

Year: 7594 Days

Day: 8.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 78,504,222 km

• M1: 126,859 km (0.104 R)
• M2: 518,805 km (0.06 R)
• M3: 913,744 km (0.069 R)
• M4: 1,704,219 km (0.109 R)
• M5: 2,025,106 km (0.115 R)
• M6: 2,756,042 km (0.106 R)
• M7: 3,222,338 km (0.056 R)
• M8: 3,548,013 km (0.059 R)
• M9: 4,078,038 km (0.071 R)
• M10: 5,186,708 km (0.057 R)
• M11: 5,521,358 km (0.073 R)
• M12: 9,220,764 km (0.12 R)
• M13: 9,588,924 km (0.088 R)
• M14: 10,224,117 km (0.084 R)
• M15: 11,959,452 km (0.064 R)
• M16: 12,595,842 km (0.114 R)
• M17: 12,947,845 km (0.047 R)
• M18: 14,096,757 km (0.114 R)
• M19: 14,751,547 km (0.114 R)
• M20: 16,121,714 km (0.116 R)
• M21: 16,717,113 km (0.063 R)
• M22: 17,699,971 km (0.106 R)
• M23: 21,947,055 km (0.069 R)
• M24: 23,882,103 km (0.106 R)
• M25: 26,580,998 km (0.067 R)
• M26: 28,003,824 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 798.1

Radius: 7.3

Gravity: 14.98 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 8.47 AU - 10.39 AU

Year: 13119 Days

Day: 20.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 78,504,222 km

• M1: 94,097 km (0.055 R)
• M2: 371,900 km (0.112 R)
• M3: 787,483 km (0.112 R)
• M4: 1,056,610 km (0.114 R)
• M5: 1,359,695 km (0.07 R)
• M6: 1,687,913 km (0.055 R)
• M7: 1,995,187 km (0.094 R)
• M8: 2,279,423 km (0.049 R)
• M9: 2,656,260 km (0.102 R)
• M10: 3,273,501 km (0.092 R)
• M11: 3,982,445 km (0.106 R)
• M12: 4,404,461 km (0.096 R)
• M13: 5,373,406 km (0.076 R)
• M14: 5,813,373 km (0.072 R)
• M15: 6,316,920 km (0.113 R)
• M16: 6,933,712 km (0.097 R)
• M17: 7,725,832 km (0.104 R)
• M18: 9,807,038 km (0.104 R)
• M19: 12,360,524 km (0.104 R)
• M20: 13,257,962 km (0.043 R)
• M21: 13,925,168 km (0.088 R)
• M22: 16,973,225 km (0.099 R)
• M23: 17,600,489 km (0.081 R)
• M24: 18,817,916 km (0.063 R)
• M25: 20,090,396 km (0.107 R)
• M26: 20,615,185 km (0.101 R)
• M27: 25,654,539 km (0.106 R)
• M28: 26,480,169 km (0.064 R)
• M29: 28,075,930 km (0.117 R)
• M30: 29,960,714 km (0.063 R)
• M31: 42,925,763 km (0.097 R)
• M32: 51,023,795 km (0.034 R)
• M33: 53,487,821 km (0.094 R)
• M34: 55,858,199 km (0.12 R)
• M35: 60,082,993 km (0.08 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 825.6

Radius: 6.1

Gravity: 22.19 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 10.44 AU - 13.78 AU

Year: 19092 Days

Day: 19 Hours

Environment

Temp: -208 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 78,504,222 km

• M1: 75,846 km (0.104 R)
• M2: 564,433 km (0.084 R)
• M3: 969,245 km (0.099 R)
• M4: 1,454,390 km (0.05 R)
• M5: 1,988,604 km (0.062 R)
• M6: 2,367,386 km (0.071 R)
• M7: 3,525,723 km (0.063 R)
• M8: 5,285,891 km (0.103 R)
• M9: 6,139,048 km (0.053 R)
• M10: 9,134,446 km (0.114 R)
• M11: 14,676,748 km (0.109 R)
• M12: 15,777,339 km (0.116 R)
• M13: 22,829,233 km (0.032 R)
• M14: 25,174,030 km (0.078 R)
• M15: 26,976,834 km (0.053 R)
• M16: 30,585,883 km (0.066 R)
• M17: 41,447,885 km (0.11 R)
• M18: 46,064,326 km (0.1 R)
• M19: 51,721,220 km (0.111 R)
• M20: 56,114,311 km (0.034 R)
• M21: 60,948,117 km (0.109 R)
• M22: 61,746,521 km (0.12 R)
• M23: 78,034,588 km (0.099 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 183 - 17,152 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit