🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.69 AU - 0.77 AU

Year: 223 Days

Day: 30.8 Hours

Environment

Temp: 134 °C

Axial Tilt: 49.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.99 AU - 1.17 AU

Year: 402 Days

Day: 14 Hours

Environment

Temp: 32 °C

Axial Tilt: 39.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.98 AU - 1.22 AU

Year: 413 Days

Day: 15.9 Hours

Environment

Temp: 16 °C

Axial Tilt: 33.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.17 AU - 3.01 AU

Year: 1493 Days

Day: 31.4 Hours

Environment

Temp: -76 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,722,395 km

• M1: 52,509 km (0.044 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 4.15 AU - 5.49 AU

Year: 3790 Days

Day: 16.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.8

Radius: 11

Gravity: 7.73 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 5.84 AU - 6.62 AU

Year: 5569 Days

Day: 10.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 80,722,395 km

• M1: 136,882 km (0.111 R)
• M2: 493,224 km (0.119 R)
• M3: 858,542 km (0.083 R)
• M4: 1,674,599 km (0.079 R)
• M5: 2,537,030 km (0.082 R)
• M6: 3,908,244 km (0.111 R)
• M7: 4,330,559 km (0.066 R)
• M8: 4,922,518 km (0.104 R)
• M9: 6,006,803 km (0.072 R)
• M10: 6,537,128 km (0.036 R)
• M11: 6,884,344 km (0.094 R)
• M12: 7,578,030 km (0.103 R)
• M13: 8,809,370 km (0.069 R)
• M14: 10,261,816 km (0.049 R)
• M15: 11,216,400 km (0.117 R)
• M16: 11,816,885 km (0.11 R)
• M17: 12,704,300 km (0.05 R)
• M18: 14,146,723 km (0.081 R)
• M19: 15,511,055 km (0.08 R)
• M20: 15,943,243 km (0.057 R)
• M21: 16,638,724 km (0.115 R)
• M22: 18,022,355 km (0.073 R)
• M23: 20,496,554 km (0.057 R)
• M24: 23,189,016 km (0.063 R)
• M25: 24,745,433 km (0.041 R)
• M26: 25,849,614 km (0.095 R)
• M27: 26,370,215 km (0.086 R)
• M28: 28,247,668 km (0.102 R)
• M29: 28,615,081 km (0.089 R)
• M30: 34,726,902 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.3

Radius: 13.9

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 5.58 AU - 7.1 AU

Year: 5718 Days

Day: 12.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 80,722,395 km

• M1: 185,501 km (0.101 R)
• M2: 767,287 km (0.11 R)
• M3: 1,284,148 km (0.082 R)
• M4: 2,110,976 km (0.106 R)
• M5: 3,013,500 km (0.048 R)
• M6: 3,970,028 km (0.118 R)
• M7: 5,204,360 km (0.047 R)
• M8: 5,668,563 km (0.119 R)
• M9: 6,352,075 km (0.104 R)
• M10: 7,090,191 km (0.076 R)
• M11: 7,736,005 km (0.047 R)
• M12: 8,265,282 km (0.059 R)
• M13: 9,695,139 km (0.116 R)
• M14: 10,492,047 km (0.114 R)
• M15: 11,047,204 km (0.051 R)
• M16: 11,524,721 km (0.048 R)
• M17: 15,031,594 km (0.112 R)
• M18: 17,537,059 km (0.08 R)
• M19: 18,320,354 km (0.075 R)
• M20: 19,400,749 km (0.102 R)
• M21: 20,882,816 km (0.079 R)
• M22: 21,688,699 km (0.09 R)
• M23: 23,440,640 km (0.104 R)
• M24: 24,471,668 km (0.092 R)
• M25: 25,698,670 km (0.051 R)
• M26: 28,452,917 km (0.057 R)
• M27: 30,270,980 km (0.11 R)
• M28: 30,925,321 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 481.6

Radius: 4.7

Gravity: 21.8 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 13.09 AU - 13.15 AU

Year: 17021 Days

Day: 18.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 80,722,395 km

• M1: 58,792 km (0.042 R)
• M2: 442,810 km (0.051 R)
• M3: 759,060 km (0.096 R)
• M4: 1,616,854 km (0.047 R)
• M5: 2,123,093 km (0.088 R)
• M6: 2,381,598 km (0.093 R)
• M7: 2,683,337 km (0.104 R)
• M8: 2,914,167 km (0.069 R)
• M9: 3,522,431 km (0.103 R)
• M10: 3,827,910 km (0.1 R)
• M11: 5,407,514 km (0.102 R)
• M12: 6,646,484 km (0.112 R)
• M13: 6,940,743 km (0.088 R)
• M14: 11,963,342 km (0.082 R)
• M15: 12,273,309 km (0.1 R)
• M16: 13,500,460 km (0.097 R)
• M17: 14,109,323 km (0.102 R)
• M18: 14,807,048 km (0.094 R)
• M19: 16,120,517 km (0.036 R)
• M20: 16,960,359 km (0.07 R)
• M21: 18,152,056 km (0.103 R)
• M22: 20,701,054 km (0.066 R)
• M23: 21,237,961 km (0.096 R)
• M24: 22,904,332 km (0.055 R)
• M25: 27,555,180 km (0.113 R)
• M26: 28,313,940 km (0.062 R)
• M27: 29,646,857 km (0.077 R)
• M28: 36,552,744 km (0.055 R)
• M29: 37,336,487 km (0.098 R)
• M30: 39,073,318 km (0.066 R)
• M31: 39,618,303 km (0.108 R)
• M32: 42,276,508 km (0.11 R)
• M33: 47,171,799 km (0.074 R)
• M34: 48,726,570 km (0.056 R)
• M35: 57,189,920 km (0.087 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 945.6

Radius: 6.7

Gravity: 21.06 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 12.1 AU - 15.74 AU

Year: 18601 Days

Day: 15.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 80,722,395 km

• M1: 83,326 km (0.12 R)
• M2: 508,184 km (0.117 R)
• M3: 1,226,104 km (0.053 R)
• M4: 3,877,128 km (0.115 R)
• M5: 4,613,748 km (0.094 R)
• M6: 4,830,066 km (0.038 R)
• M7: 5,322,094 km (0.118 R)
• M8: 6,317,368 km (0.045 R)
• M9: 7,382,655 km (0.075 R)
• M10: 8,086,962 km (0.119 R)
• M11: 9,397,289 km (0.079 R)
• M12: 11,685,538 km (0.051 R)
• M13: 12,640,571 km (0.117 R)
• M14: 13,720,369 km (0.113 R)
• M15: 14,473,594 km (0.074 R)
• M16: 16,227,330 km (0.076 R)
• M17: 17,588,670 km (0.067 R)
• M18: 19,676,309 km (0.11 R)
• M19: 20,150,983 km (0.067 R)
• M20: 20,439,557 km (0.074 R)
• M21: 21,721,760 km (0.119 R)
• M22: 28,944,944 km (0.074 R)
• M23: 29,312,356 km (0.088 R)
• M24: 31,971,758 km (0.096 R)
• M25: 34,239,213 km (0.106 R)
• M26: 34,512,827 km (0.079 R)
• M27: 34,926,016 km (0.117 R)
• M28: 35,342,347 km (0.091 R)
• M29: 36,469,119 km (0.098 R)
• M30: 39,540,363 km (0.082 R)
• M31: 41,680,959 km (0.12 R)
• M32: 49,956,115 km (0.074 R)
• M33: 54,849,461 km (0.106 R)
• M34: 56,549,042 km (0.116 R)
• M35: 57,123,199 km (0.045 R)
• M36: 61,453,609 km (0.117 R)
• M37: 75,980,160 km (0.104 R)
• M38: 76,445,858 km (0.105 R)
• M39: 77,618,107 km (0.087 R)
• M40: 80,239,511 km (0.117 R)

Kuiper Belt

Range: 30.6 - 45.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 306 - 19,213 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit