🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.82 AU - 1.16 AU

Year: 427 Days

Day: 44.2 Hours

Environment

Temp: -51 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.8

Radius: 8.2

Gravity: 11.7 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.34 AU - 2.94 AU

Year: 1859 Days

Day: 12.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 77,646,217 km

• M1: 102,026 km (0.078 R)
• M2: 458,667 km (0.091 R)
• M3: 1,073,365 km (0.081 R)
• M4: 1,486,255 km (0.117 R)
• M5: 1,899,295 km (0.095 R)
• M6: 2,296,028 km (0.115 R)
• M7: 2,895,168 km (0.091 R)
• M8: 3,594,687 km (0.1 R)
• M9: 4,012,664 km (0.109 R)
• M10: 4,322,331 km (0.094 R)
• M11: 4,816,752 km (0.098 R)
• M12: 5,992,442 km (0.058 R)
• M13: 7,579,227 km (0.05 R)
• M14: 8,023,532 km (0.085 R)
• M15: 8,611,153 km (0.092 R)
• M16: 9,128,163 km (0.076 R)
• M17: 10,474,693 km (0.079 R)
• M18: 10,877,411 km (0.041 R)
• M19: 11,252,453 km (0.109 R)
• M20: 11,870,292 km (0.044 R)
• M21: 12,674,231 km (0.099 R)
• M22: 13,557,008 km (0.092 R)
• M23: 13,991,440 km (0.105 R)
• M24: 14,796,875 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348.2

Radius: 11.2

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.46 AU - 3.54 AU

Year: 2252 Days

Day: 9.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 77,646,217 km

• M1: 140,323 km (0.102 R)
• M2: 740,509 km (0.07 R)
• M3: 1,285,495 km (0.097 R)
• M4: 1,945,221 km (0.072 R)
• M5: 2,310,689 km (0.079 R)
• M6: 2,804,960 km (0.102 R)
• M7: 4,025,828 km (0.1 R)
• M8: 4,705,751 km (0.099 R)
• M9: 5,351,265 km (0.109 R)
• M10: 5,937,390 km (0.062 R)
• M11: 6,294,630 km (0.114 R)
• M12: 6,666,380 km (0.113 R)
• M13: 7,052,792 km (0.112 R)
• M14: 7,454,163 km (0.088 R)
• M15: 8,420,715 km (0.093 R)
• M16: 9,120,533 km (0.073 R)
• M17: 9,991,193 km (0.095 R)
• M18: 11,823,019 km (0.09 R)
• M19: 12,661,814 km (0.099 R)
• M20: 14,119,496 km (0.027 R)

Asteroid Belt

Center: 3.66 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.5

Radius: 13

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.4 AU - 5.22 AU

Year: 3879 Days

Day: 6.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,646,217 km

• M1: 161,715 km (0.105 R)
• M2: 702,063 km (0.09 R)
• M3: 1,384,678 km (0.107 R)
• M4: 1,836,912 km (0.063 R)
• M5: 2,625,143 km (0.098 R)
• M6: 3,034,144 km (0.06 R)
• M7: 5,400,932 km (0.106 R)
• M8: 6,572,582 km (0.12 R)
• M9: 7,602,564 km (0.047 R)
• M10: 9,910,111 km (0.103 R)
• M11: 11,302,568 km (0.036 R)
• M12: 11,902,755 km (0.116 R)
• M13: 12,440,110 km (0.045 R)
• M14: 14,895,161 km (0.051 R)
• M15: 15,666,188 km (0.119 R)
• M16: 16,161,507 km (0.072 R)
• M17: 18,085,784 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 524.6

Radius: 14.7

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 5.34 AU - 6.76 AU

Year: 6451 Days

Day: 10.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,646,217 km

• M1: 188,493 km (0.119 R)
• M2: 993,330 km (0.073 R)
• M3: 2,426,627 km (0.109 R)
• M4: 3,477,403 km (0.079 R)
• M5: 4,131,594 km (0.114 R)
• M6: 4,947,950 km (0.094 R)
• M7: 6,243,916 km (0.098 R)
• M8: 7,356,625 km (0.103 R)
• M9: 9,289,878 km (0.102 R)
• M10: 11,494,053 km (0.097 R)
• M11: 14,250,095 km (0.114 R)
• M12: 15,455,255 km (0.11 R)
• M13: 17,229,785 km (0.076 R)
• M14: 17,937,383 km (0.11 R)
• M15: 20,318,383 km (0.119 R)
• M16: 24,314,591 km (0.116 R)
• M17: 26,285,842 km (0.078 R)
• M18: 26,794,923 km (0.116 R)
• M19: 31,677,200 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 861.1

Radius: 3.5

Gravity: 70.29 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 9.35 AU - 11.29 AU

Year: 14371 Days

Day: 24 Hours

Environment

Temp: -199 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 77,646,217 km

• M1: 43,683 km (0.108 R)
• M2: 205,547 km (0.044 R)
• M3: 384,467 km (0.09 R)
• M4: 783,444 km (0.117 R)
• M5: 1,716,486 km (0.072 R)
• M6: 1,967,062 km (0.057 R)
• M7: 2,430,965 km (0.116 R)
• M8: 3,918,866 km (0.068 R)
• M9: 4,514,864 km (0.054 R)
• M10: 4,991,034 km (0.111 R)
• M11: 5,767,148 km (0.042 R)
• M12: 6,244,963 km (0.114 R)
• M13: 11,854,734 km (0.103 R)
• M14: 12,756,210 km (0.102 R)
• M15: 13,981,267 km (0.067 R)
• M16: 14,122,039 km (0.079 R)
• M17: 23,308,994 km (0.079 R)
• M18: 25,028,023 km (0.115 R)
• M19: 27,156,202 km (0.068 R)
• M20: 27,265,708 km (0.088 R)
• M21: 30,807,288 km (0.072 R)
• M22: 38,096,594 km (0.045 R)
• M23: 44,755,195 km (0.119 R)
• M24: 45,522,632 km (0.055 R)
• M25: 53,169,028 km (0.027 R)
• M26: 53,856,729 km (0.108 R)
• M27: 55,778,464 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 605.3

Radius: 3.8

Gravity: 41.92 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 13.58 AU - 13.78 AU

Year: 21933 Days

Day: 24.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 77,646,217 km

• M1: 139,724 km (0.101 R)
• M2: 706,102 km (0.101 R)
• M3: 2,227,363 km (0.056 R)
• M4: 4,939,422 km (0.09 R)
• M5: 5,593,464 km (0.062 R)
• M6: 6,885,392 km (0.087 R)
• M7: 11,084,604 km (0.086 R)
• M8: 13,241,506 km (0.097 R)
• M9: 13,602,037 km (0.101 R)
• M10: 15,662,448 km (0.074 R)
• M11: 15,822,967 km (0.059 R)
• M12: 18,630,919 km (0.119 R)
• M13: 23,281,767 km (0.08 R)
• M14: 26,097,349 km (0.049 R)
• M15: 32,523,175 km (0.105 R)
• M16: 35,198,434 km (0.05 R)
• M17: 39,037,564 km (0.088 R)
• M18: 39,629,074 km (0.091 R)
• M19: 40,678,653 km (0.086 R)
• M20: 42,832,862 km (0.114 R)
• M21: 48,548,698 km (0.117 R)
• M22: 58,523,585 km (0.113 R)
• M23: 70,432,622 km (0.048 R)
• M24: 72,859,399 km (0.082 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 489 - 13,561 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit