🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.62 AU - 0.96 AU

Year: 267 Days

Day: 22.9 Hours

Environment

Temp: 159 °C

Axial Tilt: 11.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 67,490,386 km

• M1: 168,746 km (0.101 R)
• M2: 200,611 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.85 AU - 1.25 AU

Year: 410 Days

Day: 35.2 Hours

Environment

Temp: 5 °C

Axial Tilt: 8.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 67,490,386 km

• M1: 34,707 km (0.066 R)
• M2: 73,453 km (0.062 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.18 AU - 1.88 AU

Year: 721 Days

Day: 26.1 Hours

Environment

Temp: -64 °C

Axial Tilt: 150.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.68 AU - 2.3 AU

Year: 1069 Days

Day: 17.3 Hours

Environment

Temp: -86 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.26 AU - 2.88 AU

Year: 1569 Days

Day: 17.6 Hours

Environment

Temp: -98 °C

Axial Tilt: 12 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,490,386 km

• M1: 1,773,333 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.5

Radius: 14.5

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 5.91 AU - 8.91 AU

Year: 7681 Days

Day: 5.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 112.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 67,490,386 km

• M1: 180,565 km (0.041 R)
• M2: 850,913 km (0.08 R)
• M3: 1,328,279 km (0.102 R)
• M4: 1,934,151 km (0.088 R)
• M5: 2,393,566 km (0.067 R)
• M6: 2,946,031 km (0.097 R)
• M7: 3,627,748 km (0.114 R)
• M8: 4,672,989 km (0.075 R)
• M9: 5,367,871 km (0.063 R)
• M10: 5,941,579 km (0.072 R)
• M11: 8,104,764 km (0.071 R)
• M12: 8,577,792 km (0.05 R)
• M13: 9,069,221 km (0.107 R)
• M14: 10,198,984 km (0.078 R)
• M15: 13,597,399 km (0.119 R)
• M16: 15,372,677 km (0.069 R)
• M17: 17,427,554 km (0.099 R)
• M18: 20,444,643 km (0.025 R)
• M19: 21,473,578 km (0.041 R)
• M20: 22,153,051 km (0.1 R)
• M21: 25,015,756 km (0.069 R)
• M22: 26,107,521 km (0.114 R)
• M23: 27,055,972 km (0.074 R)
• M24: 27,848,990 km (0.089 R)
• M25: 28,476,553 km (0.101 R)
• M26: 31,659,397 km (0.116 R)
• M27: 32,342,910 km (0.096 R)
• M28: 34,044,137 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465.2

Radius: 8.2

Gravity: 6.92 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 10.51 AU - 11.87 AU

Year: 14254 Days

Day: 13.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 67,490,386 km

• M1: 142,118 km (0.115 R)
• M2: 397,332 km (0.059 R)
• M3: 692,638 km (0.101 R)
• M4: 1,374,206 km (0.063 R)
• M5: 1,735,186 km (0.077 R)
• M6: 2,050,987 km (0.075 R)
• M7: 2,821,715 km (0.106 R)
• M8: 3,165,192 km (0.09 R)
• M9: 3,459,900 km (0.037 R)
• M10: 5,053,117 km (0.111 R)
• M11: 5,320,149 km (0.114 R)
• M12: 6,368,082 km (0.035 R)
• M13: 6,920,697 km (0.103 R)
• M14: 8,031,461 km (0.09 R)
• M15: 8,303,729 km (0.091 R)
• M16: 11,152,372 km (0.112 R)
• M17: 11,838,128 km (0.117 R)
• M18: 18,136,797 km (0.085 R)
• M19: 20,064,665 km (0.062 R)
• M20: 22,214,087 km (0.101 R)
• M21: 24,512,509 km (0.028 R)
• M22: 28,407,289 km (0.086 R)
• M23: 32,351,587 km (0.092 R)
• M24: 35,054,072 km (0.108 R)
• M25: 36,895,472 km (0.097 R)
• M26: 38,800,302 km (0.06 R)
• M27: 39,059,256 km (0.068 R)
• M28: 43,917,896 km (0.103 R)
• M29: 50,847,568 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 265.7

Radius: 3.1

Gravity: 27.65 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 9.27 AU - 14.81 AU

Year: 15909 Days

Day: 20.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 67,490,386 km

• M1: 38,596 km (0.07 R)
• M2: 150,495 km (0.11 R)
• M3: 454,628 km (0.084 R)
• M4: 573,558 km (0.061 R)
• M5: 2,079,410 km (0.119 R)
• M6: 2,528,653 km (0.109 R)
• M7: 3,514,952 km (0.062 R)
• M8: 4,233,171 km (0.07 R)
• M9: 4,671,792 km (0.066 R)
• M10: 4,855,348 km (0.086 R)
• M11: 7,701,598 km (0.103 R)
• M12: 7,914,924 km (0.11 R)
• M13: 8,623,719 km (0.119 R)
• M14: 10,684,130 km (0.08 R)
• M15: 11,493,156 km (0.094 R)
• M16: 12,575,197 km (0.109 R)
• M17: 12,811,262 km (0.117 R)
• M18: 13,292,519 km (0.079 R)
• M19: 14,677,795 km (0.079 R)
• M20: 15,204,529 km (0.062 R)
• M21: 18,028,189 km (0.104 R)
• M22: 18,479,675 km (0.112 R)
• M23: 26,863,888 km (0.045 R)
• M24: 36,502,928 km (0.108 R)
• M25: 36,622,606 km (0.062 R)
• M26: 41,627,702 km (0.027 R)
• M27: 44,839,269 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 234.6

Radius: 5.8

Gravity: 6.97 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 15.38 AU - 20.18 AU

Year: 28549 Days

Day: 19.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 67,490,386 km

• M1: 72,106 km (0.117 R)
• M2: 348,264 km (0.109 R)
• M3: 564,433 km (0.077 R)
• M4: 839,992 km (0.104 R)
• M5: 1,151,006 km (0.112 R)
• M6: 1,355,357 km (0.078 R)
• M7: 1,785,301 km (0.068 R)
• M8: 3,742,340 km (0.098 R)
• M9: 4,386,958 km (0.057 R)
• M10: 5,211,092 km (0.103 R)
• M11: 7,763,531 km (0.074 R)
• M12: 8,298,792 km (0.089 R)
• M13: 8,499,403 km (0.074 R)
• M14: 9,280,902 km (0.106 R)
• M15: 9,716,681 km (0.043 R)
• M16: 10,866,041 km (0.115 R)
• M17: 14,634,412 km (0.084 R)
• M18: 17,662,721 km (0.078 R)
• M19: 17,911,652 km (0.119 R)
• M20: 18,162,827 km (0.103 R)
• M21: 20,806,371 km (0.083 R)
• M22: 22,509,842 km (0.075 R)
• M23: 23,196,646 km (0.087 R)
• M24: 29,086,912 km (0.064 R)
• M25: 30,611,614 km (0.091 R)
• M26: 32,065,556 km (0.116 R)
• M27: 32,934,719 km (0.098 R)
• M28: 38,900,383 km (0.092 R)
• M29: 47,599,948 km (0.048 R)
• M30: 48,567,697 km (0.101 R)
• M31: 50,209,533 km (0.111 R)
• M32: 59,162,068 km (0.096 R)
• M33: 60,844,895 km (0.052 R)
• M34: 62,559,436 km (0.08 R)
• M35: 63,137,931 km (0.106 R)
• M36: 64,698,237 km (0.071 R)
• M37: 67,086,716 km (0.109 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 536 - 18,223 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit