🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.52 AU - 0.62 AU

Year: 282 Days

Day: 28.7 Hours

Environment

Temp: -116 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.58 AU - 0.66 AU

Year: 320 Days

Day: 43.6 Hours

Environment

Temp: -126 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.3

Radius: 9.3

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.71 AU - 0.81 AU

Year: 435 Days

Day: 13.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 43,201,911 km

• M1: 115,639 km (0.092 R)
• M2: 421,866 km (0.033 R)
• M3: 746,942 km (0.114 R)
• M4: 1,087,876 km (0.08 R)
• M5: 1,384,379 km (0.083 R)
• M6: 1,771,089 km (0.076 R)
• M7: 2,221,229 km (0.109 R)
• M8: 2,874,673 km (0.065 R)
• M9: 3,592,144 km (0.091 R)
• M10: 3,955,667 km (0.118 R)
• M11: 4,771,274 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.3

Radius: 14.5

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.97 AU - 1.09 AU

Year: 686 Days

Day: 7 Hours

Environment

Temp: -150 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 43,201,911 km

• M1: 180,265 km (0.105 R)
• M2: 659,128 km (0.067 R)
• M3: 1,449,155 km (0.071 R)
• M4: 1,949,111 km (0.059 R)
• M5: 2,902,049 km (0.083 R)
• M6: 3,783,031 km (0.094 R)
• M7: 4,351,503 km (0.11 R)
• M8: 4,821,988 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.2

Radius: 10

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.59 AU - 1.65 AU

Year: 1353 Days

Day: 14.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,201,911 km

• M1: 125,662 km (0.08 R)
• M2: 437,873 km (0.086 R)
• M3: 863,629 km (0.098 R)
• M4: 1,339,799 km (0.063 R)
• M5: 1,775,428 km (0.089 R)
• M6: 2,235,890 km (0.08 R)
• M7: 2,936,157 km (0.1 R)
• M8: 3,942,053 km (0.114 R)
• M9: 4,692,885 km (0.068 R)
• M10: 6,084,295 km (0.096 R)
• M11: 7,036,186 km (0.116 R)
• M12: 7,866,754 km (0.056 R)
• M13: 9,233,629 km (0.119 R)
• M14: 10,521,069 km (0.065 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 30.8

Radius: 11.9

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.65 AU - 2.07 AU

Year: 1664 Days

Day: 6.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 43,201,911 km

• M1: 150,795 km (0.08 R)
• M2: 521,797 km (0.107 R)
• M3: 906,413 km (0.057 R)
• M4: 1,581,399 km (0.108 R)
• M5: 1,963,472 km (0.099 R)
• M6: 2,399,251 km (0.118 R)
• M7: 4,163,758 km (0.078 R)
• M8: 4,649,053 km (0.117 R)
• M9: 5,141,679 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195.8

Radius: 12.4

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.17 AU - 5.81 AU

Year: 7312 Days

Day: 14.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,201,911 km

• M1: 221,106 km (0.114 R)
• M2: 731,534 km (0.109 R)
• M3: 1,323,044 km (0.118 R)
• M4: 1,961,826 km (0.119 R)
• M5: 3,946,691 km (0.115 R)
• M6: 5,047,731 km (0.097 R)
• M7: 6,433,307 km (0.12 R)
• M8: 9,004,595 km (0.071 R)
• M9: 12,571,158 km (0.085 R)
• M10: 13,442,865 km (0.073 R)
• M11: 13,944,317 km (0.106 R)
• M12: 14,406,125 km (0.041 R)
• M13: 18,662,783 km (0.108 R)
• M14: 24,129,987 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.8

Radius: 9.8

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 4.4 AU - 5.8 AU

Year: 7556 Days

Day: 13 Hours

Environment

Temp: -216 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,201,911 km

• M1: 140,323 km (0.09 R)
• M2: 465,549 km (0.083 R)
• M3: 841,787 km (0.114 R)
• M4: 1,498,971 km (0.11 R)
• M5: 2,010,895 km (0.049 R)
• M6: 3,762,536 km (0.057 R)
• M7: 4,571,711 km (0.09 R)
• M8: 5,213,486 km (0.087 R)
• M9: 5,524,500 km (0.051 R)
• M10: 6,785,161 km (0.109 R)
• M11: 7,580,872 km (0.118 R)
• M12: 8,062,727 km (0.097 R)
• M13: 9,177,231 km (0.062 R)
• M14: 10,294,428 km (0.118 R)
• M15: 11,037,331 km (0.072 R)
• M16: 13,481,012 km (0.06 R)
• M17: 16,729,530 km (0.077 R)
• M18: 17,616,645 km (0.079 R)
• M19: 18,534,727 km (0.115 R)
• M20: 20,852,447 km (0.109 R)
• M21: 22,040,553 km (0.109 R)
• M22: 22,364,882 km (0.09 R)
• M23: 26,692,449 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 680.7

Radius: 7

Gravity: 13.89 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 7.3 AU - 7.82 AU

Year: 13636 Days

Day: 15.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 43,201,911 km

• M1: 87,066 km (0.112 R)
• M2: 704,008 km (0.11 R)
• M3: 1,083,986 km (0.12 R)
• M4: 2,295,131 km (0.11 R)
• M5: 2,850,139 km (0.102 R)
• M6: 3,438,657 km (0.072 R)
• M7: 3,874,136 km (0.119 R)
• M8: 4,345,818 km (0.106 R)
• M9: 4,822,138 km (0.052 R)
• M10: 6,996,842 km (0.072 R)
• M11: 8,062,577 km (0.049 R)
• M12: 8,488,931 km (0.104 R)
• M13: 10,680,091 km (0.067 R)
• M14: 11,665,343 km (0.047 R)
• M15: 12,149,292 km (0.086 R)
• M16: 12,521,043 km (0.08 R)
• M17: 12,900,423 km (0.116 R)
• M18: 14,425,872 km (0.117 R)
• M19: 14,842,802 km (0.047 R)
• M20: 16,666,998 km (0.111 R)
• M21: 20,318,532 km (0.105 R)
• M22: 20,842,424 km (0.077 R)
• M23: 21,107,811 km (0.07 R)
• M24: 26,175,439 km (0.101 R)
• M25: 26,484,358 km (0.109 R)
• M26: 31,184,125 km (0.106 R)
• M27: 32,115,820 km (0.115 R)
• M28: 38,628,863 km (0.086 R)
• M29: 40,247,662 km (0.062 R)
• M30: 42,902,575 km (0.074 R)
• M31: 43,188,606 km (0.113 R)
• M32: 43,475,984 km (0.103 R)
• M33: 48,094,519 km (0.117 R)
• M34: 49,494,156 km (0.102 R)
• M35: 56,044,598 km (0.052 R)
• M36: 58,642,814 km (0.074 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 230.2

Radius: 4.1

Gravity: 13.69 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 6.31 AU - 9.63 AU

Year: 14760 Days

Day: 24.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 43,201,911 km

• M1: 51,013 km (0.11 R)
• M2: 1,192,893 km (0.042 R)
• M3: 2,218,985 km (0.112 R)
• M4: 2,456,397 km (0.104 R)
• M5: 2,710,414 km (0.045 R)
• M6: 6,695,851 km (0.116 R)
• M7: 9,325,034 km (0.092 R)
• M8: 9,942,125 km (0.118 R)
• M9: 11,956,161 km (0.05 R)
• M10: 16,699,910 km (0.112 R)
• M11: 18,037,763 km (0.071 R)
• M12: 21,978,919 km (0.043 R)
• M13: 23,153,412 km (0.057 R)
• M14: 40,788,757 km (0.079 R)
• M15: 42,943,565 km (0.103 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 14,891 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit