🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.83 AU - 1.11 AU

Year: 352 Days

Day: 20.7 Hours

Environment

Temp: 35 °C

Axial Tilt: 38.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 91,429,229 km

• M1: 34,707 km (0.08 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.92 AU - 4.08 AU

Year: 2952 Days

Day: 24.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.2

Radius: 12.8

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 4.76 AU - 6.66 AU

Year: 5034 Days

Day: 13.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 158.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 91,429,229 km

• M1: 159,771 km (0.102 R)
• M2: 573,857 km (0.039 R)
• M3: 1,070,223 km (0.092 R)
• M4: 1,966,165 km (0.09 R)
• M5: 4,909,204 km (0.118 R)
• M6: 5,569,828 km (0.054 R)
• M7: 6,226,862 km (0.09 R)
• M8: 8,901,971 km (0.096 R)
• M9: 12,414,379 km (0.079 R)
• M10: 14,450,107 km (0.1 R)
• M11: 16,821,084 km (0.078 R)
• M12: 20,463,642 km (0.103 R)
• M13: 23,215,645 km (0.062 R)
• M14: 23,902,000 km (0.105 R)
• M15: 25,075,894 km (0.093 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 128.2

Radius: 7.2

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 12.93 AU - 15.09 AU

Year: 19348 Days

Day: 23.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 91,429,229 km

• M1: 89,609 km (0.069 R)
• M2: 419,323 km (0.092 R)
• M3: 862,282 km (0.115 R)
• M4: 2,104,842 km (0.1 R)
• M5: 3,708,382 km (0.113 R)
• M6: 4,876,442 km (0.088 R)
• M7: 5,463,763 km (0.065 R)
• M8: 6,342,800 km (0.084 R)
• M9: 7,004,472 km (0.094 R)
• M10: 9,219,866 km (0.071 R)
• M11: 11,595,481 km (0.076 R)
• M12: 14,474,492 km (0.046 R)
• M13: 14,975,495 km (0.101 R)
• M14: 15,423,241 km (0.096 R)
• M15: 15,683,093 km (0.087 R)
• M16: 20,561,330 km (0.119 R)
• M17: 20,797,246 km (0.092 R)
• M18: 21,354,797 km (0.099 R)
• M19: 23,341,905 km (0.085 R)
• M20: 25,812,365 km (0.082 R)
• M21: 27,016,478 km (0.085 R)
• M22: 31,266,105 km (0.113 R)
• M23: 36,627,991 km (0.028 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 557.7

Radius: 4

Gravity: 34.86 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 11.29 AU - 17.05 AU

Year: 19680 Days

Day: 19.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 91,429,229 km

• M1: 50,115 km (0.119 R)
• M2: 259,552 km (0.09 R)
• M3: 400,922 km (0.077 R)
• M4: 700,268 km (0.075 R)
• M5: 871,408 km (0.086 R)
• M6: 996,621 km (0.092 R)
• M7: 1,242,111 km (0.071 R)
• M8: 2,003,714 km (0.053 R)
• M9: 3,354,283 km (0.031 R)
• M10: 3,493,409 km (0.117 R)
• M11: 3,873,538 km (0.043 R)
• M12: 4,612,850 km (0.055 R)
• M13: 4,750,480 km (0.095 R)
• M14: 4,962,012 km (0.045 R)
• M15: 6,033,133 km (0.096 R)
• M16: 6,976,198 km (0.031 R)
• M17: 7,249,513 km (0.082 R)
• M18: 8,212,624 km (0.074 R)
• M19: 9,422,123 km (0.032 R)
• M20: 11,545,664 km (0.051 R)
• M21: 15,604,105 km (0.118 R)
• M22: 16,150,137 km (0.086 R)
• M23: 16,468,033 km (0.116 R)
• M24: 17,034,111 km (0.117 R)
• M25: 21,651,749 km (0.094 R)
• M26: 25,083,374 km (0.114 R)
• M27: 27,939,646 km (0.094 R)
• M28: 30,519,761 km (0.116 R)
• M29: 30,883,433 km (0.053 R)
• M30: 34,027,382 km (0.088 R)
• M31: 34,157,383 km (0.082 R)
• M32: 34,944,417 km (0.072 R)
• M33: 41,979,257 km (0.087 R)
• M34: 43,491,093 km (0.117 R)
• M35: 44,882,353 km (0.087 R)
• M36: 49,233,706 km (0.056 R)
• M37: 54,388,849 km (0.077 R)
• M38: 56,913,014 km (0.083 R)
• M39: 61,227,566 km (0.11 R)
• M40: 62,973,523 km (0.11 R)
• M41: 68,410,209 km (0.06 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 619.2

Radius: 6.2

Gravity: 16.11 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 14.52 AU - 21.08 AU

Year: 27708 Days

Day: 17.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 91,429,229 km

• M1: 77,940 km (0.064 R)
• M2: 379,231 km (0.108 R)
• M3: 601,084 km (0.091 R)
• M4: 935,286 km (0.106 R)
• M5: 1,174,194 km (0.083 R)
• M6: 1,609,673 km (0.077 R)
• M7: 1,956,291 km (0.105 R)
• M8: 2,259,377 km (0.116 R)
• M9: 2,746,168 km (0.099 R)
• M10: 3,731,270 km (0.096 R)
• M11: 4,446,647 km (0.092 R)
• M12: 5,290,230 km (0.096 R)
• M13: 6,796,979 km (0.104 R)
• M14: 7,805,867 km (0.101 R)
• M15: 10,693,555 km (0.091 R)
• M16: 11,359,565 km (0.083 R)
• M17: 13,447,652 km (0.104 R)
• M18: 14,783,860 km (0.062 R)
• M19: 16,292,555 km (0.055 R)
• M20: 16,817,493 km (0.108 R)
• M21: 22,810,833 km (0.099 R)
• M22: 28,928,039 km (0.117 R)
• M23: 31,276,726 km (0.066 R)
• M24: 31,815,428 km (0.093 R)
• M25: 34,889,365 km (0.068 R)
• M26: 36,054,583 km (0.115 R)
• M27: 38,155,685 km (0.037 R)
• M28: 43,428,411 km (0.1 R)
• M29: 50,630,203 km (0.118 R)
• M30: 52,500,026 km (0.075 R)
• M31: 53,069,845 km (0.048 R)
• M32: 57,777,690 km (0.069 R)
• M33: 58,588,510 km (0.036 R)
• M34: 60,025,547 km (0.048 R)
• M35: 68,238,770 km (0.115 R)
• M36: 68,690,705 km (0.065 R)
• M37: 83,968,537 km (0.05 R)
• M38: 84,487,492 km (0.103 R)
• M39: 85,008,541 km (0.115 R)
• M40: 88,716,025 km (0.102 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 522 - 12,295 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit