🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.56 AU - 0.72 AU

Year: 230 Days

Day: 19.8 Hours

Environment

Temp: -16 °C

Axial Tilt: 41.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.58 AU - 0.84 AU

Year: 269 Days

Day: 39.9 Hours

Environment

Temp: -29 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.89 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.7

Radius: 14.4

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.58 AU - 3.54 AU

Year: 2407 Days

Day: 8.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,516,372 km

• M1: 179,069 km (0.097 R)
• M2: 671,994 km (0.079 R)
• M3: 1,285,644 km (0.119 R)
• M4: 1,902,735 km (0.091 R)
• M5: 2,505,764 km (0.119 R)
• M6: 3,218,748 km (0.111 R)
• M7: 4,278,050 km (0.086 R)
• M8: 5,210,943 km (0.076 R)
• M9: 6,147,724 km (0.114 R)
• M10: 6,697,197 km (0.086 R)
• M11: 7,451,769 km (0.054 R)
• M12: 8,200,506 km (0.094 R)
• M13: 9,743,758 km (0.051 R)
• M14: 10,529,596 km (0.074 R)
• M15: 12,106,507 km (0.097 R)
• M16: 13,270,827 km (0.101 R)
• M17: 15,061,813 km (0.103 R)
• M18: 15,821,620 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807.3

Radius: 12.1

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 4 AU - 4.56 AU

Year: 3981 Days

Day: 11.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 48,516,372 km

• M1: 152,141 km (0.079 R)
• M2: 735,872 km (0.079 R)
• M3: 1,379,891 km (0.048 R)
• M4: 2,408,975 km (0.07 R)
• M5: 3,145,146 km (0.077 R)
• M6: 4,465,048 km (0.073 R)
• M7: 5,039,055 km (0.087 R)
• M8: 5,577,757 km (0.118 R)
• M9: 6,124,986 km (0.095 R)
• M10: 7,984,338 km (0.06 R)
• M11: 9,617,498 km (0.091 R)
• M12: 10,194,347 km (0.067 R)
• M13: 15,730,964 km (0.114 R)
• M14: 16,185,742 km (0.067 R)
• M15: 22,495,181 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.4

Radius: 12.4

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 8.15 AU - 8.99 AU

Year: 11279 Days

Day: 10.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 48,516,372 km

• M1: 154,235 km (0.067 R)
• M2: 654,042 km (0.075 R)
• M3: 1,191,248 km (0.108 R)
• M4: 1,737,579 km (0.099 R)
• M5: 2,142,989 km (0.063 R)
• M6: 2,529,401 km (0.045 R)
• M7: 3,395,572 km (0.046 R)
• M8: 4,153,286 km (0.066 R)
• M9: 4,825,429 km (0.066 R)
• M10: 5,324,188 km (0.106 R)
• M11: 6,194,399 km (0.117 R)
• M12: 7,241,435 km (0.11 R)
• M13: 7,942,450 km (0.061 R)
• M14: 9,277,611 km (0.107 R)
• M15: 11,729,221 km (0.109 R)
• M16: 14,313,823 km (0.091 R)
• M17: 14,721,627 km (0.105 R)
• M18: 16,878,230 km (0.109 R)
• M19: 19,402,694 km (0.098 R)
• M20: 21,366,017 km (0.08 R)
• M21: 23,177,946 km (0.073 R)
• M22: 26,287,039 km (0.1 R)
• M23: 27,313,130 km (0.075 R)
• M24: 31,800,767 km (0.071 R)
• M25: 45,780,240 km (0.091 R)
• M26: 47,716,186 km (0.078 R)
• M27: 49,551,153 km (0.042 R)
• M28: 50,017,150 km (0.112 R)
• M29: 55,005,342 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 874.4

Radius: 12.3

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 8.48 AU - 9.58 AU

Year: 12200 Days

Day: 5.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 48,516,372 km

• M1: 169,195 km (0.116 R)
• M2: 626,665 km (0.093 R)
• M3: 1,146,368 km (0.119 R)
• M4: 2,021,366 km (0.118 R)
• M5: 2,542,416 km (0.038 R)
• M6: 5,730,646 km (0.109 R)
• M7: 7,076,727 km (0.1 R)
• M8: 8,575,249 km (0.033 R)
• M9: 9,844,288 km (0.106 R)
• M10: 10,440,735 km (0.105 R)
• M11: 11,351,337 km (0.076 R)
• M12: 12,252,365 km (0.117 R)
• M13: 18,282,954 km (0.105 R)
• M14: 24,934,225 km (0.09 R)
• M15: 26,975,638 km (0.12 R)
• M16: 29,236,660 km (0.105 R)
• M17: 31,157,497 km (0.114 R)
• M18: 33,040,784 km (0.07 R)
• M19: 36,517,289 km (0.047 R)
• M20: 41,755,907 km (0.115 R)
• M21: 42,461,860 km (0.086 R)
• M22: 46,111,449 km (0.09 R)
• M23: 48,398,801 km (0.069 R)
• M24: 55,713,688 km (0.064 R)
• M25: 56,397,500 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 438.3

Radius: 4.4

Gravity: 22.64 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 8.7 AU - 9.88 AU

Year: 12730 Days

Day: 18.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 48,516,372 km

• M1: 55,052 km (0.088 R)
• M2: 196,422 km (0.079 R)
• M3: 419,622 km (0.047 R)
• M4: 563,685 km (0.106 R)
• M5: 741,557 km (0.083 R)
• M6: 926,310 km (0.039 R)
• M7: 2,044,704 km (0.076 R)
• M8: 2,820,219 km (0.099 R)
• M9: 3,518,392 km (0.051 R)
• M10: 3,989,027 km (0.102 R)
• M11: 4,126,807 km (0.081 R)
• M12: 4,325,174 km (0.101 R)
• M13: 4,833,507 km (0.098 R)
• M14: 5,481,416 km (0.03 R)
• M15: 5,756,227 km (0.103 R)
• M16: 6,112,419 km (0.074 R)
• M17: 7,942,899 km (0.072 R)
• M18: 8,205,742 km (0.069 R)
• M19: 9,124,273 km (0.11 R)
• M20: 9,510,236 km (0.099 R)
• M21: 10,627,433 km (0.091 R)
• M22: 11,942,996 km (0.085 R)
• M23: 13,058,697 km (0.099 R)
• M24: 14,500,073 km (0.063 R)
• M25: 16,963,651 km (0.101 R)
• M26: 17,180,717 km (0.096 R)
• M27: 18,522,460 km (0.072 R)
• M28: 21,328,168 km (0.073 R)
• M29: 26,289,133 km (0.107 R)
• M30: 26,774,877 km (0.074 R)
• M31: 32,967,481 km (0.112 R)
• M32: 33,532,363 km (0.117 R)
• M33: 34,681,424 km (0.071 R)
• M34: 39,794,530 km (0.053 R)
• M35: 41,342,718 km (0.112 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 201 - 17,143 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit