🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.57 AU - 0.83 AU

Year: 217 Days

Day: 29.9 Hours

Environment

Temp: 181 °C

Axial Tilt: 28.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.83 AU - 3.59 AU

Year: 2133 Days

Day: 40.1 Hours

Environment

Temp: -116 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,270,736 km

• M1: 264,639 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 4.35 AU - 4.61 AU

Year: 3517 Days

Day: 35 Hours

Environment

Temp: -138 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,270,736 km

• M1: 2,091,677 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.7

Radius: 14.8

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 9.2 AU - 9.7 AU

Year: 10773 Days

Day: 13.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,270,736 km

• M1: 192,084 km (0.056 R)
• M2: 659,876 km (0.083 R)
• M3: 1,505,852 km (0.079 R)
• M4: 2,386,834 km (0.117 R)
• M5: 3,721,097 km (0.052 R)
• M6: 4,215,219 km (0.108 R)
• M7: 5,337,502 km (0.117 R)
• M8: 7,216,302 km (0.117 R)
• M9: 7,683,047 km (0.12 R)
• M10: 9,705,611 km (0.069 R)
• M11: 10,978,389 km (0.054 R)
• M12: 12,003,883 km (0.032 R)
• M13: 17,350,062 km (0.084 R)
• M14: 18,662,035 km (0.104 R)
• M15: 21,051,562 km (0.045 R)
• M16: 22,813,974 km (0.117 R)
• M17: 31,525,507 km (0.085 R)
• M18: 34,065,530 km (0.081 R)
• M19: 34,781,355 km (0.088 R)
• M20: 38,898,887 km (0.075 R)
• M21: 51,291,724 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 137

Radius: 4.5

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 9.92 AU - 14.42 AU

Year: 15745 Days

Day: 15.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 55,270,736 km

• M1: 55,950 km (0.034 R)
• M2: 220,058 km (0.118 R)
• M3: 768,933 km (0.085 R)
• M4: 1,195,437 km (0.11 R)
• M5: 1,571,226 km (0.063 R)
• M6: 1,990,400 km (0.114 R)
• M7: 2,686,030 km (0.084 R)
• M8: 2,902,797 km (0.068 R)
• M9: 4,351,054 km (0.111 R)
• M10: 4,706,499 km (0.083 R)
• M11: 9,084,181 km (0.054 R)
• M12: 12,072,548 km (0.069 R)
• M13: 12,938,271 km (0.116 R)
• M14: 13,786,790 km (0.105 R)
• M15: 16,229,873 km (0.084 R)
• M16: 16,423,901 km (0.108 R)
• M17: 18,946,720 km (0.052 R)
• M18: 20,942,655 km (0.063 R)
• M19: 21,172,736 km (0.087 R)
• M20: 22,911,961 km (0.051 R)
• M21: 23,320,064 km (0.117 R)
• M22: 24,573,545 km (0.089 R)
• M23: 24,829,507 km (0.07 R)
• M24: 25,695,678 km (0.056 R)
• M25: 30,526,343 km (0.116 R)
• M26: 31,620,352 km (0.085 R)
• M27: 32,843,465 km (0.095 R)
• M28: 33,886,461 km (0.104 R)
• M29: 36,368,738 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 242.7

Radius: 3.9

Gravity: 15.96 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 10.99 AU - 15.61 AU

Year: 17988 Days

Day: 17 Hours

Environment

Temp: -181 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 55,270,736 km

• M1: 58,792 km (0.087 R)
• M2: 186,100 km (0.057 R)
• M3: 355,594 km (0.033 R)
• M4: 715,676 km (0.027 R)
• M5: 879,486 km (0.104 R)
• M6: 1,428,959 km (0.096 R)
• M7: 1,753,137 km (0.107 R)
• M8: 2,106,488 km (0.078 R)
• M9: 2,733,901 km (0.082 R)
• M10: 3,090,542 km (0.101 R)
• M11: 3,527,967 km (0.103 R)
• M12: 5,152,899 km (0.077 R)
• M13: 6,464,872 km (0.087 R)
• M14: 7,218,247 km (0.079 R)
• M15: 8,161,611 km (0.111 R)
• M16: 9,626,174 km (0.112 R)
• M17: 13,310,171 km (0.034 R)
• M18: 14,326,689 km (0.059 R)
• M19: 16,800,738 km (0.047 R)
• M20: 19,786,712 km (0.119 R)
• M21: 20,522,733 km (0.113 R)
• M22: 24,385,201 km (0.1 R)
• M23: 24,664,949 km (0.082 R)
• M24: 25,998,764 km (0.114 R)
• M25: 32,373,278 km (0.112 R)
• M26: 34,202,561 km (0.032 R)
• M27: 35,024,153 km (0.119 R)
• M28: 40,883,752 km (0.084 R)
• M29: 44,667,531 km (0.042 R)
• M30: 44,946,381 km (0.085 R)
• M31: 48,237,235 km (0.061 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 241.4

Radius: 7.2

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 10.54 AU - 16.44 AU

Year: 18375 Days

Day: 16.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 55,270,736 km

• M1: 89,609 km (0.066 R)
• M2: 706,401 km (0.099 R)
• M3: 1,087,577 km (0.106 R)
• M4: 1,629,420 km (0.12 R)
• M5: 1,961,826 km (0.093 R)
• M6: 2,300,965 km (0.11 R)
• M7: 2,960,542 km (0.09 R)
• M8: 3,286,067 km (0.053 R)
• M9: 4,709,790 km (0.115 R)
• M10: 5,387,319 km (0.085 R)
• M11: 7,468,374 km (0.092 R)
• M12: 8,617,585 km (0.103 R)
• M13: 9,137,588 km (0.082 R)
• M14: 9,628,418 km (0.063 R)
• M15: 12,767,580 km (0.12 R)
• M16: 13,505,995 km (0.064 R)
• M17: 13,949,553 km (0.093 R)
• M18: 15,202,884 km (0.105 R)
• M19: 16,032,105 km (0.115 R)
• M20: 16,457,860 km (0.114 R)
• M21: 17,257,910 km (0.041 R)
• M22: 17,555,161 km (0.114 R)
• M23: 29,607,812 km (0.075 R)
• M24: 32,339,320 km (0.106 R)
• M25: 37,051,802 km (0.082 R)
• M26: 41,667,046 km (0.089 R)
• M27: 48,692,312 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 103.3

Radius: 5.4

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 16.6 AU - 22.36 AU

Year: 31885 Days

Day: 21.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 55,270,736 km

• M1: 67,319 km (0.054 R)
• M2: 556,803 km (0.11 R)
• M3: 1,557,613 km (0.056 R)
• M4: 1,743,713 km (0.108 R)
• M5: 1,927,419 km (0.076 R)
• M6: 2,600,011 km (0.111 R)
• M7: 2,818,274 km (0.074 R)
• M8: 3,193,017 km (0.115 R)
• M9: 3,626,701 km (0.026 R)
• M10: 4,334,897 km (0.048 R)
• M11: 5,131,207 km (0.093 R)
• M12: 6,058,415 km (0.111 R)
• M13: 6,482,525 km (0.073 R)
• M14: 9,151,799 km (0.109 R)
• M15: 9,555,564 km (0.063 R)
• M16: 13,805,041 km (0.107 R)
• M17: 14,880,201 km (0.098 R)
• M18: 17,655,690 km (0.057 R)
• M19: 18,202,022 km (0.081 R)
• M20: 18,439,583 km (0.093 R)
• M21: 20,930,388 km (0.116 R)
• M22: 21,719,217 km (0.088 R)
• M23: 23,356,117 km (0.098 R)
• M24: 24,204,636 km (0.099 R)
• M25: 27,804,709 km (0.05 R)
• M26: 33,849,510 km (0.093 R)
• M27: 38,461,613 km (0.116 R)
• M28: 41,804,227 km (0.116 R)
• M29: 50,605,968 km (0.091 R)
• M30: 52,823,607 km (0.104 R)
• M31: 54,446,743 km (0.08 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 345 - 17,689 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit