🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.53 AU - 0.69 AU

Year: 176 Days

Day: 14.7 Hours

Environment

Temp: 198 °C

Axial Tilt: 38.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 97,033,693 km

• M1: 116,537 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.62 AU - 0.78 AU

Year: 216 Days

Day: 35.3 Hours

Environment

Temp: 127 °C

Axial Tilt: 5.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 3.04 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.9

Radius: 10.4

Gravity: 9.01 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 4.69 AU - 6.07 AU

Year: 4604 Days

Day: 13.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 97,033,693 km

• M1: 129,402 km (0.059 R)
• M2: 513,869 km (0.057 R)
• M3: 1,120,638 km (0.119 R)
• M4: 1,673,551 km (0.104 R)
• M5: 4,155,829 km (0.083 R)
• M6: 5,227,398 km (0.072 R)
• M7: 7,723,439 km (0.079 R)
• M8: 8,483,546 km (0.056 R)
• M9: 8,922,466 km (0.113 R)
• M10: 10,241,620 km (0.114 R)
• M11: 11,206,227 km (0.095 R)
• M12: 11,637,667 km (0.107 R)
• M13: 14,407,921 km (0.039 R)
• M14: 14,918,498 km (0.094 R)
• M15: 15,382,551 km (0.056 R)
• M16: 17,590,466 km (0.1 R)
• M17: 24,577,434 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.9

Radius: 8.8

Gravity: 8.64 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 4.48 AU - 6.48 AU

Year: 4733 Days

Day: 12.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 97,033,693 km

• M1: 109,655 km (0.099 R)
• M2: 478,115 km (0.086 R)
• M3: 1,079,049 km (0.084 R)
• M4: 1,614,610 km (0.12 R)
• M5: 1,909,766 km (0.037 R)
• M6: 2,333,727 km (0.109 R)
• M7: 3,351,441 km (0.112 R)
• M8: 4,515,313 km (0.111 R)
• M9: 9,397,888 km (0.104 R)
• M10: 9,978,328 km (0.086 R)
• M11: 12,689,939 km (0.045 R)
• M12: 14,187,862 km (0.072 R)
• M13: 15,230,858 km (0.067 R)
• M14: 19,716,850 km (0.111 R)
• M15: 21,719,965 km (0.072 R)
• M16: 24,236,800 km (0.039 R)
• M17: 25,884,770 km (0.091 R)
• M18: 27,690,117 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.7

Radius: 9.4

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 5.78 AU - 8.04 AU

Year: 6702 Days

Day: 5.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 97,033,693 km

• M1: 117,135 km (0.11 R)
• M2: 538,104 km (0.12 R)
• M3: 1,000,062 km (0.096 R)
• M4: 1,934,001 km (0.119 R)
• M5: 2,672,566 km (0.116 R)
• M6: 3,755,655 km (0.069 R)
• M7: 4,901,125 km (0.103 R)
• M8: 6,264,860 km (0.093 R)
• M9: 7,149,432 km (0.061 R)
• M10: 9,048,427 km (0.074 R)
• M11: 10,010,342 km (0.093 R)
• M12: 15,472,609 km (0.072 R)
• M13: 18,297,316 km (0.106 R)
• M14: 19,439,944 km (0.071 R)
• M15: 20,696,865 km (0.08 R)
• M16: 23,298,672 km (0.08 R)
• M17: 24,262,531 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.4

Radius: 11.2

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 9.21 AU - 10.05 AU

Year: 11026 Days

Day: 11.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 97,033,693 km

• M1: 139,276 km (0.078 R)
• M2: 525,238 km (0.101 R)
• M3: 878,140 km (0.082 R)
• M4: 1,797,119 km (0.1 R)
• M5: 2,557,675 km (0.11 R)
• M6: 3,451,522 km (0.097 R)
• M7: 5,213,336 km (0.111 R)
• M8: 7,628,145 km (0.059 R)
• M9: 8,749,680 km (0.101 R)
• M10: 10,959,690 km (0.113 R)
• M11: 15,601,712 km (0.072 R)
• M12: 17,540,799 km (0.08 R)
• M13: 24,663,902 km (0.091 R)
• M14: 27,473,649 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878.9

Radius: 8.8

Gravity: 11.35 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 8.73 AU - 14.15 AU

Year: 14276 Days

Day: 7.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 97,033,693 km

• M1: 109,805 km (0.116 R)
• M2: 773,870 km (0.091 R)
• M3: 1,436,140 km (0.111 R)
• M4: 2,170,067 km (0.068 R)
• M5: 5,134,797 km (0.078 R)
• M6: 7,818,434 km (0.041 R)
• M7: 8,449,737 km (0.086 R)
• M8: 9,326,081 km (0.09 R)
• M9: 10,375,959 km (0.117 R)
• M10: 10,664,832 km (0.066 R)
• M11: 11,198,448 km (0.086 R)
• M12: 13,039,549 km (0.034 R)
• M13: 13,787,987 km (0.109 R)
• M14: 14,636,656 km (0.115 R)
• M15: 18,466,960 km (0.051 R)
• M16: 20,027,265 km (0.108 R)
• M17: 21,022,989 km (0.115 R)
• M18: 21,956,479 km (0.085 R)
• M19: 23,408,177 km (0.048 R)
• M20: 24,107,098 km (0.109 R)
• M21: 27,480,381 km (0.067 R)
• M22: 28,936,417 km (0.111 R)
• M23: 34,118,637 km (0.086 R)
• M24: 35,406,824 km (0.109 R)
• M25: 45,653,381 km (0.113 R)
• M26: 55,218,968 km (0.109 R)
• M27: 56,278,719 km (0.03 R)
• M28: 58,256,702 km (0.101 R)
• M29: 58,804,081 km (0.09 R)
• M30: 59,539,354 km (0.083 R)
• M31: 62,541,484 km (0.11 R)
• M32: 65,053,980 km (0.056 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 634.3

Radius: 5.8

Gravity: 18.86 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 14.62 AU - 22.86 AU

Year: 29932 Days

Day: 19.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 97,033,693 km

• M1: 72,106 km (0.11 R)
• M2: 716,424 km (0.057 R)
• M3: 1,679,834 km (0.04 R)
• M4: 2,001,919 km (0.117 R)
• M5: 2,200,585 km (0.117 R)
• M6: 2,905,191 km (0.093 R)
• M7: 4,053,654 km (0.074 R)
• M8: 4,943,761 km (0.119 R)
• M9: 5,267,640 km (0.108 R)
• M10: 6,002,615 km (0.106 R)
• M11: 6,561,063 km (0.117 R)
• M12: 8,275,455 km (0.068 R)
• M13: 9,326,530 km (0.1 R)
• M14: 9,633,654 km (0.12 R)
• M15: 10,661,840 km (0.055 R)
• M16: 13,627,169 km (0.12 R)
• M17: 14,671,512 km (0.088 R)
• M18: 15,425,036 km (0.082 R)
• M19: 20,393,780 km (0.119 R)
• M20: 22,080,496 km (0.085 R)
• M21: 22,846,886 km (0.072 R)
• M22: 26,211,641 km (0.037 R)
• M23: 29,892,347 km (0.11 R)
• M24: 35,662,936 km (0.099 R)
• M25: 40,326,799 km (0.088 R)
• M26: 44,684,136 km (0.087 R)
• M27: 49,530,509 km (0.059 R)
• M28: 52,176,147 km (0.094 R)
• M29: 52,755,091 km (0.113 R)
• M30: 57,336,675 km (0.082 R)
• M31: 69,818,822 km (0.098 R)
• M32: 75,821,437 km (0.106 R)
• M33: 80,350,064 km (0.045 R)
• M34: 80,864,082 km (0.104 R)
• M35: 83,204,541 km (0.063 R)
• M36: 85,322,547 km (0.12 R)
• M37: 93,301,200 km (0.097 R)
• M38: 93,869,074 km (0.09 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 452 - 15,898 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit