🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.57 AU - 0.61 AU

Year: 196 Days

Day: 47.6 Hours

Environment

Temp: 9 °C

Axial Tilt: 37.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.88 AU - 1.24 AU

Year: 473 Days

Day: 37.6 Hours

Environment

Temp: -54 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 71,618,353 km

• M1: 282,740 km (0.065 R)
• M2: 465,100 km (0.037 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.46 AU - 1.62 AU

Year: 828 Days

Day: 14.2 Hours

Environment

Temp: -88 °C

Axial Tilt: 71.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,618,353 km

• M1: 50,265 km (0.082 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.95 AU - 2.43 AU

Year: 1405 Days

Day: 33.8 Hours

Environment

Temp: -122 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.7

Radius: 14.9

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 3.74 AU - 4.76 AU

Year: 3798 Days

Day: 6.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 71,618,353 km

• M1: 185,352 km (0.083 R)
• M2: 1,061,247 km (0.108 R)
• M3: 1,718,880 km (0.066 R)
• M4: 2,688,723 km (0.074 R)
• M5: 3,298,334 km (0.082 R)
• M6: 4,060,834 km (0.057 R)
• M7: 4,868,513 km (0.048 R)
• M8: 5,651,658 km (0.084 R)
• M9: 6,747,462 km (0.094 R)
• M10: 8,378,678 km (0.043 R)
• M11: 10,932,313 km (0.095 R)
• M12: 11,424,490 km (0.112 R)
• M13: 12,854,795 km (0.039 R)
• M14: 13,778,113 km (0.12 R)
• M15: 14,597,311 km (0.112 R)
• M16: 16,017,294 km (0.106 R)
• M17: 17,527,635 km (0.076 R)
• M18: 18,663,232 km (0.104 R)
• M19: 20,643,459 km (0.078 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 251.1

Radius: 7.1

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 10.09 AU - 10.55 AU

Year: 14371 Days

Day: 21.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 71,618,353 km

• M1: 95,593 km (0.068 R)
• M2: 351,106 km (0.114 R)
• M3: 863,479 km (0.108 R)
• M4: 1,742,067 km (0.097 R)
• M5: 3,181,947 km (0.073 R)
• M6: 4,702,011 km (0.082 R)
• M7: 5,440,426 km (0.118 R)
• M8: 6,396,955 km (0.092 R)
• M9: 8,290,415 km (0.108 R)
• M10: 8,727,390 km (0.041 R)
• M11: 9,552,572 km (0.11 R)
• M12: 12,116,530 km (0.111 R)
• M13: 13,616,099 km (0.113 R)
• M14: 14,787,301 km (0.11 R)
• M15: 16,360,921 km (0.073 R)
• M16: 24,391,334 km (0.107 R)
• M17: 24,836,986 km (0.115 R)
• M18: 26,580,101 km (0.114 R)
• M19: 32,083,208 km (0.099 R)
• M20: 34,037,106 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 410

Radius: 5.2

Gravity: 15.16 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 10.54 AU - 11.08 AU

Year: 15406 Days

Day: 20.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 71,618,353 km

• M1: 67,917 km (0.109 R)
• M2: 239,207 km (0.116 R)
• M3: 781,050 km (0.104 R)
• M4: 1,021,604 km (0.056 R)
• M5: 1,844,841 km (0.072 R)
• M6: 2,432,013 km (0.038 R)
• M7: 3,257,194 km (0.12 R)
• M8: 3,613,537 km (0.11 R)
• M9: 6,513,491 km (0.098 R)
• M10: 6,913,965 km (0.115 R)
• M11: 9,516,369 km (0.112 R)
• M12: 10,137,051 km (0.079 R)
• M13: 10,674,556 km (0.092 R)
• M14: 12,220,800 km (0.096 R)
• M15: 13,458,124 km (0.099 R)
• M16: 14,844,896 km (0.117 R)
• M17: 15,608,144 km (0.027 R)
• M18: 17,062,086 km (0.111 R)
• M19: 17,515,367 km (0.049 R)
• M20: 18,683,577 km (0.1 R)
• M21: 19,408,977 km (0.075 R)
• M22: 20,236,702 km (0.062 R)
• M23: 22,588,830 km (0.075 R)
• M24: 32,536,938 km (0.08 R)
• M25: 34,777,017 km (0.11 R)
• M26: 35,139,792 km (0.03 R)
• M27: 43,355,109 km (0.095 R)
• M28: 45,483,737 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 931.7

Radius: 3.5

Gravity: 76.06 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 12.02 AU - 12.34 AU

Year: 18426 Days

Day: 21.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 71,618,353 km

• M1: 43,533 km (0.118 R)
• M2: 178,021 km (0.094 R)
• M3: 442,361 km (0.113 R)
• M4: 1,026,840 km (0.086 R)
• M5: 1,174,194 km (0.07 R)
• M6: 2,782,072 km (0.072 R)
• M7: 6,254,537 km (0.03 R)
• M8: 6,793,090 km (0.118 R)
• M9: 8,064,672 km (0.052 R)
• M10: 8,221,001 km (0.104 R)
• M11: 12,536,002 km (0.081 R)
• M12: 16,179,459 km (0.104 R)
• M13: 16,511,566 km (0.113 R)
• M14: 17,275,413 km (0.104 R)
• M15: 19,708,023 km (0.075 R)
• M16: 24,145,246 km (0.06 R)
• M17: 27,997,690 km (0.111 R)
• M18: 31,462,527 km (0.063 R)
• M19: 39,826,693 km (0.102 R)
• M20: 40,889,586 km (0.085 R)
• M21: 43,549,137 km (0.067 R)
• M22: 45,989,677 km (0.071 R)
• M23: 48,006,555 km (0.115 R)
• M24: 59,765,995 km (0.112 R)
• M25: 76,983,214 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 459.7

Radius: 7

Gravity: 9.38 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 12.27 AU - 15.39 AU

Year: 22294 Days

Day: 24 Hours

Environment

Temp: -217 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 71,618,353 km

• M1: 87,515 km (0.115 R)
• M2: 451,038 km (0.11 R)
• M3: 912,697 km (0.119 R)
• M4: 1,510,639 km (0.09 R)
• M5: 2,076,867 km (0.111 R)
• M6: 2,657,606 km (0.07 R)
• M7: 3,024,420 km (0.114 R)
• M8: 3,536,942 km (0.057 R)
• M9: 4,395,784 km (0.065 R)
• M10: 6,222,075 km (0.056 R)
• M11: 7,004,322 km (0.057 R)
• M12: 7,948,434 km (0.089 R)
• M13: 10,736,490 km (0.078 R)
• M14: 11,666,390 km (0.114 R)
• M15: 12,053,100 km (0.118 R)
• M16: 12,315,645 km (0.106 R)
• M17: 16,164,050 km (0.107 R)
• M18: 17,550,822 km (0.081 R)
• M19: 19,550,497 km (0.108 R)
• M20: 22,380,889 km (0.081 R)
• M21: 26,674,946 km (0.089 R)
• M22: 30,994,435 km (0.079 R)
• M23: 35,354,764 km (0.044 R)
• M24: 35,758,080 km (0.12 R)
• M25: 37,820,885 km (0.07 R)
• M26: 39,239,222 km (0.09 R)
• M27: 43,398,941 km (0.095 R)
• M28: 43,861,348 km (0.118 R)
• M29: 47,353,261 km (0.119 R)
• M30: 49,333,937 km (0.104 R)
• M31: 51,197,328 km (0.043 R)
• M32: 59,310,320 km (0.107 R)
• M33: 60,836,966 km (0.117 R)
• M34: 62,978,609 km (0.118 R)
• M35: 63,968,498 km (0.042 R)
• M36: 67,618,088 km (0.097 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: 541 - 11,990 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit