🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.65 AU - 0.69 AU

Year: 208 Days

Day: 42.2 Hours

Environment

Temp: 126 °C

Axial Tilt: 36.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 3.03 AU - 3.53 AU

Year: 2250 Days

Day: 38.3 Hours

Environment

Temp: -126 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41.9

Radius: 10

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 7.79 AU - 8.57 AU

Year: 8861 Days

Day: 8.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 106,445,466 km

• M1: 126,111 km (0.112 R)
• M2: 572,960 km (0.066 R)
• M3: 1,134,849 km (0.061 R)
• M4: 2,147,178 km (0.116 R)
• M5: 4,267,130 km (0.063 R)
• M6: 7,808,410 km (0.066 R)
• M7: 8,718,265 km (0.077 R)
• M8: 14,038,713 km (0.116 R)
• M9: 16,555,847 km (0.114 R)
• M10: 17,011,372 km (0.027 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.2

Radius: 13

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 7.63 AU - 10.75 AU

Year: 10552 Days

Day: 5.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 106,445,466 km

• M1: 161,715 km (0.104 R)
• M2: 660,475 km (0.112 R)
• M3: 1,557,164 km (0.079 R)
• M4: 2,310,988 km (0.047 R)
• M5: 4,261,744 km (0.106 R)
• M6: 9,348,670 km (0.037 R)
• M7: 9,880,491 km (0.111 R)
• M8: 13,026,085 km (0.105 R)
• M9: 14,376,954 km (0.119 R)
• M10: 16,160,160 km (0.106 R)
• M11: 27,042,957 km (0.07 R)
• M12: 27,629,530 km (0.102 R)
• M13: 31,328,337 km (0.11 R)
• M14: 42,387,509 km (0.115 R)
• M15: 43,445,316 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.1

Radius: 11.3

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 8.97 AU - 10.17 AU

Year: 11213 Days

Day: 12.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 74.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 106,445,466 km

• M1: 140,921 km (0.107 R)
• M2: 1,073,365 km (0.064 R)
• M3: 1,536,969 km (0.077 R)
• M4: 2,219,883 km (0.116 R)
• M5: 2,942,441 km (0.088 R)
• M6: 5,292,025 km (0.097 R)
• M7: 7,562,621 km (0.107 R)
• M8: 9,669,857 km (0.119 R)
• M9: 13,925,168 km (0.118 R)
• M10: 14,365,136 km (0.105 R)
• M11: 14,944,229 km (0.037 R)
• M12: 17,202,259 km (0.099 R)
• M13: 18,225,808 km (0.116 R)
• M14: 18,981,277 km (0.084 R)
• M15: 21,290,769 km (0.059 R)
• M16: 23,604,001 km (0.057 R)
• M17: 24,139,860 km (0.111 R)
• M18: 25,236,114 km (0.068 R)
• M19: 30,163,419 km (0.096 R)
• M20: 35,230,897 km (0.105 R)
• M21: 38,332,360 km (0.084 R)
• M22: 46,593,753 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 57

Radius: 3.7

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 16.93 AU - 17.41 AU

Year: 26947 Days

Day: 18.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 106,445,466 km

• M1: 46,076 km (0.098 R)
• M2: 227,838 km (0.104 R)
• M3: 1,608,925 km (0.046 R)
• M4: 3,661,109 km (0.077 R)
• M5: 4,466,693 km (0.091 R)
• M6: 8,572,257 km (0.117 R)
• M7: 11,895,723 km (0.061 R)
• M8: 14,594,319 km (0.103 R)
• M9: 19,926,885 km (0.111 R)
• M10: 23,526,210 km (0.116 R)
• M11: 26,243,057 km (0.102 R)
• M12: 28,967,234 km (0.079 R)
• M13: 29,651,944 km (0.101 R)
• M14: 35,633,764 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 839.5

Radius: 4.6

Gravity: 39.67 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 15.35 AU - 21.45 AU

Year: 29893 Days

Day: 20.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 106,445,466 km

• M1: 57,296 km (0.11 R)
• M2: 202,705 km (0.113 R)
• M3: 617,690 km (0.055 R)
• M4: 764,146 km (0.08 R)
• M5: 973,733 km (0.046 R)
• M6: 1,174,642 km (0.119 R)
• M7: 2,343,002 km (0.037 R)
• M8: 3,880,419 km (0.089 R)
• M9: 4,857,293 km (0.098 R)
• M10: 5,446,110 km (0.096 R)
• M11: 6,319,612 km (0.064 R)
• M12: 6,866,093 km (0.084 R)
• M13: 8,935,630 km (0.079 R)
• M14: 13,758,666 km (0.115 R)
• M15: 17,757,566 km (0.114 R)
• M16: 18,640,792 km (0.115 R)
• M17: 21,796,260 km (0.101 R)
• M18: 22,922,433 km (0.101 R)
• M19: 26,913,405 km (0.074 R)
• M20: 27,555,928 km (0.12 R)
• M21: 29,139,421 km (0.071 R)
• M22: 29,816,800 km (0.119 R)
• M23: 31,626,935 km (0.12 R)
• M24: 37,019,639 km (0.088 R)
• M25: 37,177,464 km (0.112 R)
• M26: 37,974,073 km (0.099 R)
• M27: 39,932,160 km (0.096 R)
• M28: 43,168,261 km (0.105 R)
• M29: 45,480,445 km (0.111 R)
• M30: 61,994,704 km (0.06 R)
• M31: 67,962,462 km (0.097 R)
• M32: 68,674,698 km (0.113 R)
• M33: 71,573,605 km (0.118 R)
• M34: 82,092,729 km (0.104 R)
• M35: 90,124,489 km (0.12 R)
• M36: 97,455,533 km (0.112 R)
• M37: 98,058,562 km (0.12 R)
• M38: 99,272,249 km (0.118 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 468 - 12,517 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit