🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.89 AU - 1.47 AU

Year: 483 Days

Day: 20.5 Hours

Environment

Temp: 3 °C

Axial Tilt: 7.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 94,697,689 km

• M1: 10,173 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.43 AU - 1.51 AU

Year: 671 Days

Day: 13.1 Hours

Environment

Temp: -47 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.57 AU - 1.65 AU

Year: 770 Days

Day: 35.7 Hours

Environment

Temp: -52 °C

Axial Tilt: 19.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,697,689 km

• M1: 90,806 km (0.082 R)

Asteroid Belt

Center: 3.68 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.4

Radius: 9.2

Gravity: 8.06 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 5.68 AU - 5.8 AU

Year: 5181 Days

Day: 8 Hours

Environment

Temp: -154 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 94,697,689 km

• M1: 114,442 km (0.087 R)
• M2: 768,335 km (0.107 R)
• M3: 1,066,932 km (0.092 R)
• M4: 1,377,796 km (0.094 R)
• M5: 1,672,803 km (0.104 R)
• M6: 2,219,284 km (0.076 R)
• M7: 2,526,558 km (0.052 R)
• M8: 3,012,452 km (0.092 R)
• M9: 3,474,560 km (0.111 R)
• M10: 4,268,027 km (0.056 R)
• M11: 4,566,325 km (0.058 R)
• M12: 4,932,092 km (0.088 R)
• M13: 5,782,107 km (0.115 R)
• M14: 6,179,439 km (0.07 R)
• M15: 7,625,602 km (0.102 R)
• M16: 7,917,767 km (0.078 R)
• M17: 8,563,431 km (0.096 R)
• M18: 9,745,553 km (0.117 R)
• M19: 10,894,764 km (0.107 R)
• M20: 12,132,088 km (0.043 R)
• M21: 15,111,031 km (0.119 R)
• M22: 16,343,717 km (0.109 R)
• M23: 18,742,968 km (0.104 R)
• M24: 19,209,115 km (0.119 R)
• M25: 21,080,434 km (0.113 R)
• M26: 21,876,445 km (0.109 R)
• M27: 22,244,904 km (0.038 R)
• M28: 25,667,853 km (0.107 R)
• M29: 27,079,608 km (0.112 R)
• M30: 28,020,130 km (0.086 R)
• M31: 30,787,990 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.2

Radius: 14.4

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 6.68 AU - 8.14 AU

Year: 7599 Days

Day: 14.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 94,697,689 km

• M1: 179,069 km (0.092 R)
• M2: 1,034,020 km (0.11 R)
• M3: 1,517,521 km (0.073 R)
• M4: 2,539,573 km (0.118 R)
• M5: 3,225,629 km (0.093 R)
• M6: 4,513,517 km (0.095 R)
• M7: 5,368,320 km (0.108 R)
• M8: 6,018,921 km (0.08 R)
• M9: 6,505,263 km (0.092 R)
• M10: 8,764,341 km (0.08 R)
• M11: 9,299,901 km (0.081 R)
• M12: 11,505,871 km (0.113 R)
• M13: 12,148,843 km (0.096 R)
• M14: 14,041,705 km (0.084 R)
• M15: 14,528,796 km (0.07 R)
• M16: 15,926,788 km (0.098 R)
• M17: 19,510,405 km (0.039 R)
• M18: 20,894,335 km (0.054 R)
• M19: 21,449,941 km (0.102 R)
• M20: 23,514,990 km (0.115 R)
• M21: 28,229,866 km (0.09 R)
• M22: 29,599,584 km (0.078 R)
• M23: 36,088,542 km (0.112 R)
• M24: 37,119,869 km (0.114 R)
• M25: 38,407,159 km (0.097 R)
• M26: 40,946,732 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522.2

Radius: 8.1

Gravity: 7.96 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 9.22 AU - 12.08 AU

Year: 13093 Days

Day: 13.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 94,697,689 km

• M1: 104,120 km (0.088 R)
• M2: 416,032 km (0.107 R)
• M3: 737,069 km (0.084 R)
• M4: 1,052,271 km (0.082 R)
• M5: 1,863,391 km (0.067 R)
• M6: 2,728,665 km (0.091 R)
• M7: 3,348,898 km (0.094 R)
• M8: 5,777,470 km (0.11 R)
• M9: 6,837,071 km (0.09 R)
• M10: 19,059,816 km (0.043 R)
• M11: 19,786,862 km (0.111 R)
• M12: 20,448,383 km (0.095 R)
• M13: 21,382,173 km (0.086 R)
• M14: 24,448,182 km (0.109 R)
• M15: 28,001,131 km (0.064 R)
• M16: 34,188,948 km (0.091 R)
• M17: 38,358,689 km (0.105 R)
• M18: 39,777,027 km (0.086 R)
• M19: 44,946,082 km (0.032 R)
• M20: 48,580,562 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 494.3

Radius: 6.5

Gravity: 11.7 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 14.58 AU - 23.94 AU

Year: 31843 Days

Day: 22.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 94,697,689 km

• M1: 81,082 km (0.071 R)
• M2: 433,834 km (0.086 R)
• M3: 728,691 km (0.103 R)
• M4: 1,516,174 km (0.115 R)
• M5: 1,993,392 km (0.097 R)
• M6: 2,210,608 km (0.099 R)
• M7: 2,850,587 km (0.062 R)
• M8: 3,767,473 km (0.104 R)
• M9: 4,067,117 km (0.081 R)
• M10: 4,528,028 km (0.058 R)
• M11: 5,854,513 km (0.1 R)
• M12: 8,496,710 km (0.078 R)
• M13: 13,381,380 km (0.083 R)
• M14: 16,234,361 km (0.097 R)
• M15: 17,028,576 km (0.11 R)
• M16: 18,694,498 km (0.042 R)
• M17: 22,779,717 km (0.084 R)
• M18: 23,774,393 km (0.078 R)
• M19: 24,339,424 km (0.095 R)
• M20: 24,567,860 km (0.101 R)
• M21: 35,953,006 km (0.055 R)
• M22: 44,713,008 km (0.034 R)
• M23: 46,269,873 km (0.106 R)
• M24: 50,411,939 km (0.096 R)
• M25: 54,990,532 km (0.083 R)
• M26: 61,940,250 km (0.115 R)
• M27: 64,745,061 km (0.071 R)
• M28: 70,374,878 km (0.084 R)
• M29: 76,078,147 km (0.1 R)
• M30: 77,550,639 km (0.102 R)
• M31: 87,052,946 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 515.3

Radius: 5.6

Gravity: 16.43 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 17.63 AU - 21.03 AU

Year: 32017 Days

Day: 21.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 94,697,689 km

• M1: 69,713 km (0.085 R)
• M2: 510,428 km (0.114 R)
• M3: 921,224 km (0.119 R)
• M4: 2,425,580 km (0.083 R)
• M5: 2,754,546 km (0.114 R)
• M6: 2,999,288 km (0.088 R)
• M7: 3,439,405 km (0.105 R)
• M8: 3,989,326 km (0.054 R)
• M9: 5,180,574 km (0.116 R)
• M10: 7,385,198 km (0.109 R)
• M11: 9,220,465 km (0.084 R)
• M12: 9,707,256 km (0.069 R)
• M13: 12,622,171 km (0.095 R)
• M14: 17,779,258 km (0.098 R)
• M15: 19,802,270 km (0.107 R)
• M16: 22,841,052 km (0.087 R)
• M17: 33,795,206 km (0.118 R)
• M18: 38,883,479 km (0.071 R)
• M19: 39,513,734 km (0.111 R)
• M20: 41,119,069 km (0.066 R)
• M21: 45,321,872 km (0.077 R)
• M22: 48,156,751 km (0.083 R)
• M23: 49,433,270 km (0.098 R)
• M24: 56,759,078 km (0.09 R)
• M25: 60,258,322 km (0.106 R)
• M26: 65,884,099 km (0.117 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 155 - 12,441 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit