🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.49 AU - 0.51 AU

Year: 134 Days

Day: 40.9 Hours

Environment

Temp: 165 °C

Axial Tilt: 47.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.73 AU - 0.79 AU

Year: 251 Days

Day: 25 Hours

Environment

Temp: 130 °C

Axial Tilt: 4.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.93 AU - 1.23 AU

Year: 425 Days

Day: 32.8 Hours

Environment

Temp: 4 °C

Axial Tilt: 37.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.98 AU - 1.34 AU

Year: 473 Days

Day: 17.5 Hours

Environment

Temp: -17 °C

Axial Tilt: 25.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 97,692,734 km

• M1: 40,990 km (0.077 R)
• M2: 381,475 km (0.082 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.35 AU - 2.09 AU

Year: 854 Days

Day: 35.2 Hours

Environment

Temp: -56 °C

Axial Tilt: 47.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 97,692,734 km

• M1: 141,520 km (0.092 R)

Asteroid Belt

Center: 3.13 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.4

Radius: 8.2

Gravity: 12.25 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 4.25 AU - 4.81 AU

Year: 3652 Days

Day: 6.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 97,692,734 km

• M1: 119,080 km (0.101 R)
• M2: 389,553 km (0.093 R)
• M3: 845,078 km (0.088 R)
• M4: 1,252,583 km (0.078 R)
• M5: 1,536,370 km (0.052 R)
• M6: 2,051,136 km (0.089 R)
• M7: 2,465,373 km (0.083 R)
• M8: 2,934,512 km (0.104 R)
• M9: 4,277,302 km (0.091 R)
• M10: 5,006,891 km (0.085 R)
• M11: 6,525,609 km (0.085 R)
• M12: 7,937,513 km (0.095 R)
• M13: 8,474,869 km (0.117 R)
• M14: 9,306,484 km (0.069 R)
• M15: 9,863,436 km (0.095 R)
• M16: 10,400,194 km (0.119 R)
• M17: 11,667,886 km (0.119 R)
• M18: 12,792,413 km (0.097 R)
• M19: 13,084,578 km (0.116 R)
• M20: 13,834,362 km (0.091 R)
• M21: 15,039,224 km (0.057 R)
• M22: 16,656,227 km (0.117 R)
• M23: 17,536,610 km (0.093 R)
• M24: 18,262,908 km (0.089 R)
• M25: 18,758,227 km (0.059 R)
• M26: 19,389,829 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.9

Radius: 14.3

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 10.59 AU - 11.57 AU

Year: 13969 Days

Day: 6.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 97,692,734 km

• M1: 178,021 km (0.078 R)
• M2: 1,206,656 km (0.081 R)
• M3: 1,668,016 km (0.083 R)
• M4: 2,329,688 km (0.084 R)
• M5: 3,289,657 km (0.055 R)
• M6: 4,531,619 km (0.113 R)
• M7: 5,350,218 km (0.084 R)
• M8: 6,676,703 km (0.086 R)
• M9: 7,462,839 km (0.12 R)
• M10: 7,973,118 km (0.097 R)
• M11: 11,973,963 km (0.092 R)
• M12: 15,607,695 km (0.073 R)
• M13: 17,879,489 km (0.12 R)
• M14: 19,223,326 km (0.091 R)
• M15: 22,492,040 km (0.114 R)
• M16: 35,916,654 km (0.034 R)
• M17: 42,575,853 km (0.036 R)
• M18: 47,445,862 km (0.094 R)
• M19: 54,384,960 km (0.072 R)
• M20: 64,844,394 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 991.6

Radius: 3.5

Gravity: 80.95 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 16.32 AU - 16.42 AU

Year: 25085 Days

Day: 17.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 97,692,734 km

• M1: 73,602 km (0.115 R)
• M2: 367,861 km (0.064 R)
• M3: 535,112 km (0.083 R)
• M4: 956,978 km (0.104 R)
• M5: 2,433,808 km (0.112 R)
• M6: 2,772,348 km (0.12 R)
• M7: 3,141,406 km (0.068 R)
• M8: 3,941,754 km (0.119 R)
• M9: 5,405,121 km (0.107 R)
• M10: 5,753,833 km (0.068 R)
• M11: 5,888,322 km (0.076 R)
• M12: 6,351,926 km (0.026 R)
• M13: 8,279,943 km (0.095 R)
• M14: 8,625,514 km (0.086 R)
• M15: 9,656,842 km (0.088 R)
• M16: 10,039,513 km (0.1 R)
• M17: 11,672,374 km (0.108 R)
• M18: 12,179,959 km (0.052 R)
• M19: 14,856,415 km (0.059 R)
• M20: 15,109,983 km (0.106 R)
• M21: 15,452,263 km (0.084 R)
• M22: 18,380,193 km (0.119 R)
• M23: 19,066,548 km (0.108 R)
• M24: 22,980,178 km (0.095 R)
• M25: 23,092,675 km (0.046 R)
• M26: 25,907,359 km (0.09 R)
• M27: 32,630,138 km (0.073 R)
• M28: 35,857,263 km (0.107 R)
• M29: 39,130,016 km (0.06 R)
• M30: 41,585,814 km (0.074 R)
• M31: 43,623,038 km (0.114 R)
• M32: 44,841,513 km (0.091 R)
• M33: 48,632,921 km (0.088 R)
• M34: 51,854,362 km (0.117 R)
• M35: 52,632,570 km (0.072 R)
• M36: 62,147,743 km (0.061 R)
• M37: 69,638,108 km (0.084 R)
• M38: 73,476,939 km (0.099 R)
• M39: 74,212,213 km (0.096 R)
• M40: 74,952,124 km (0.101 R)
• M41: 75,946,501 km (0.093 R)
• M42: 81,050,481 km (0.047 R)
• M43: 86,378,259 km (0.028 R)
• M44: 89,405,671 km (0.03 R)
• M45: 89,963,522 km (0.089 R)
• M46: 91,086,404 km (0.092 R)
• M47: 93,934,149 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 834.6

Radius: 5.7

Gravity: 25.69 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 14.59 AU - 19.25 AU

Year: 26360 Days

Day: 22 Hours

Environment

Temp: -208 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 97,692,734 km

• M1: 70,909 km (0.089 R)
• M2: 257,009 km (0.083 R)
• M3: 1,908,270 km (0.116 R)
• M4: 2,213,899 km (0.089 R)
• M5: 3,093,235 km (0.082 R)
• M6: 3,907,796 km (0.062 R)
• M7: 4,149,695 km (0.098 R)
• M8: 4,625,566 km (0.047 R)
• M9: 5,218,871 km (0.063 R)
• M10: 5,598,551 km (0.11 R)
• M11: 5,861,693 km (0.093 R)
• M12: 8,731,579 km (0.069 R)
• M13: 9,886,175 km (0.114 R)
• M14: 10,401,540 km (0.083 R)
• M15: 11,839,624 km (0.09 R)
• M16: 15,357,568 km (0.103 R)
• M17: 16,579,932 km (0.084 R)
• M18: 17,678,130 km (0.073 R)
• M19: 19,715,354 km (0.094 R)
• M20: 24,364,856 km (0.091 R)
• M21: 25,066,769 km (0.104 R)
• M22: 26,266,394 km (0.085 R)
• M23: 26,756,776 km (0.111 R)
• M24: 38,517,562 km (0.102 R)
• M25: 39,309,683 km (0.04 R)
• M26: 49,307,309 km (0.079 R)
• M27: 49,493,109 km (0.064 R)
• M28: 52,143,535 km (0.109 R)
• M29: 52,917,853 km (0.045 R)
• M30: 56,091,722 km (0.07 R)
• M31: 60,447,114 km (0.095 R)
• M32: 62,380,667 km (0.09 R)
• M33: 66,597,382 km (0.069 R)
• M34: 71,474,721 km (0.111 R)
• M35: 74,610,292 km (0.107 R)
• M36: 79,611,200 km (0.092 R)
• M37: 80,637,591 km (0.074 R)
• M38: 93,649,763 km (0.081 R)
• M39: 93,934,747 km (0.036 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 15,439 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit