🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.69 AU - 0.79 AU

Year: 225 Days

Day: 36.4 Hours

Environment

Temp: 129 °C

Axial Tilt: 47 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 107,738,645 km

• M1: 45,777 km (0.075 R)
• M2: 442,660 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.34 AU - 1.72 AU

Year: 668 Days

Day: 32.5 Hours

Environment

Temp: -17 °C

Axial Tilt: 33.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 107,738,645 km

• M1: 185,651 km (0.101 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.43 AU - 2.59 AU

Year: 1404 Days

Day: 21.8 Hours

Environment

Temp: -71 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 3.08 AU - 4.62 AU

Year: 2667 Days

Day: 31.8 Hours

Environment

Temp: -112 °C

Axial Tilt: 49.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 107,738,645 km

• M1: 681,717 km (0.092 R)
• M2: 1,457,233 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.7

Radius: 10.6

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 11.11 AU - 14.69 AU

Year: 16360 Days

Day: 14.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 107,738,645 km

• M1: 132,544 km (0.075 R)
• M2: 480,209 km (0.066 R)
• M3: 970,591 km (0.105 R)
• M4: 1,363,734 km (0.116 R)
• M5: 2,202,679 km (0.118 R)
• M6: 2,940,645 km (0.114 R)
• M7: 4,190,536 km (0.119 R)
• M8: 4,934,935 km (0.082 R)
• M9: 5,591,968 km (0.097 R)
• M10: 6,269,348 km (0.112 R)
• M11: 7,242,931 km (0.105 R)
• M12: 8,771,372 km (0.115 R)
• M13: 9,293,319 km (0.107 R)
• M14: 10,295,625 km (0.098 R)
• M15: 13,115,096 km (0.117 R)
• M16: 13,735,179 km (0.097 R)
• M17: 14,309,934 km (0.111 R)
• M18: 14,701,880 km (0.052 R)
• M19: 15,303,413 km (0.061 R)
• M20: 17,206,597 km (0.114 R)
• M21: 18,637,052 km (0.062 R)
• M22: 20,638,223 km (0.079 R)
• M23: 21,819,298 km (0.11 R)
• M24: 24,968,782 km (0.062 R)
• M25: 27,395,708 km (0.106 R)
• M26: 30,403,374 km (0.063 R)
• M27: 32,939,955 km (0.083 R)
• M28: 38,935,090 km (0.082 R)
• M29: 44,087,839 km (0.075 R)
• M30: 46,755,468 km (0.051 R)
• M31: 48,055,773 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 823.4

Radius: 7.2

Gravity: 15.88 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 12.67 AU - 16.39 AU

Year: 19557 Days

Day: 20.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 107,738,645 km

• M1: 89,609 km (0.078 R)
• M2: 473,776 km (0.066 R)
• M3: 914,342 km (0.09 R)
• M4: 1,621,940 km (0.091 R)
• M5: 1,951,953 km (0.118 R)
• M6: 2,530,747 km (0.034 R)
• M7: 2,797,331 km (0.119 R)
• M8: 3,163,696 km (0.097 R)
• M9: 3,866,207 km (0.12 R)
• M10: 4,562,286 km (0.052 R)
• M11: 6,375,263 km (0.105 R)
• M12: 8,784,537 km (0.092 R)
• M13: 10,963,878 km (0.083 R)
• M14: 14,601,650 km (0.074 R)
• M15: 15,865,303 km (0.101 R)
• M16: 16,440,357 km (0.086 R)
• M17: 19,340,312 km (0.113 R)
• M18: 21,155,832 km (0.058 R)
• M19: 24,792,556 km (0.084 R)
• M20: 25,903,470 km (0.077 R)
• M21: 28,224,181 km (0.06 R)
• M22: 30,302,844 km (0.089 R)
• M23: 36,435,459 km (0.097 R)
• M24: 38,601,187 km (0.077 R)
• M25: 39,640,593 km (0.109 R)
• M26: 42,555,957 km (0.092 R)
• M27: 46,106,513 km (0.05 R)
• M28: 47,276,368 km (0.115 R)
• M29: 49,501,337 km (0.085 R)
• M30: 50,904,565 km (0.053 R)
• M31: 51,795,121 km (0.114 R)
• M32: 63,508,934 km (0.108 R)
• M33: 63,920,328 km (0.108 R)
• M34: 66,425,943 km (0.075 R)
• M35: 67,703,060 km (0.074 R)
• M36: 68,779,566 km (0.082 R)
• M37: 78,987,975 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 561.2

Radius: 3.6

Gravity: 43.3 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 15.78 AU - 21.8 AU

Year: 28760 Days

Day: 18.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 107,738,645 km

• M1: 46,974 km (0.047 R)
• M2: 243,994 km (0.109 R)
• M3: 482,304 km (0.111 R)
• M4: 814,411 km (0.086 R)
• M5: 1,133,503 km (0.095 R)
• M6: 1,378,096 km (0.044 R)
• M7: 1,619,846 km (0.047 R)
• M8: 1,971,700 km (0.098 R)
• M9: 2,233,047 km (0.069 R)
• M10: 2,591,783 km (0.115 R)
• M11: 2,719,540 km (0.109 R)
• M12: 3,998,901 km (0.065 R)
• M13: 5,098,445 km (0.113 R)
• M14: 5,890,715 km (0.027 R)
• M15: 6,477,887 km (0.066 R)
• M16: 7,004,472 km (0.094 R)
• M17: 8,306,272 km (0.064 R)
• M18: 8,528,575 km (0.112 R)
• M19: 9,517,716 km (0.059 R)
• M20: 10,451,805 km (0.037 R)
• M21: 11,860,119 km (0.112 R)
• M22: 13,314,210 km (0.068 R)
• M23: 15,711,816 km (0.094 R)
• M24: 16,137,422 km (0.099 R)
• M25: 22,606,482 km (0.041 R)
• M26: 24,259,389 km (0.109 R)
• M27: 29,057,442 km (0.063 R)
• M28: 36,190,268 km (0.095 R)
• M29: 36,931,974 km (0.111 R)
• M30: 38,445,606 km (0.084 R)
• M31: 42,573,609 km (0.032 R)
• M32: 47,339,049 km (0.05 R)
• M33: 53,206,278 km (0.033 R)
• M34: 55,721,916 km (0.103 R)
• M35: 65,477,941 km (0.063 R)
• M36: 69,953,012 km (0.08 R)
• M37: 70,182,046 km (0.111 R)
• M38: 86,423,288 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 930

Radius: 3.5

Gravity: 75.92 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 16.75 AU - 20.97 AU

Year: 28921 Days

Day: 20.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 107,738,645 km

• M1: 44,879 km (0.114 R)
• M2: 154,535 km (0.042 R)
• M3: 274,662 km (0.071 R)
• M4: 554,111 km (0.078 R)
• M5: 782,247 km (0.083 R)
• M6: 1,829,283 km (0.08 R)
• M7: 2,484,521 km (0.114 R)
• M8: 3,190,175 km (0.071 R)
• M9: 3,345,906 km (0.029 R)
• M10: 3,913,779 km (0.069 R)
• M11: 4,427,499 km (0.077 R)
• M12: 4,780,699 km (0.081 R)
• M13: 5,323,590 km (0.067 R)
• M14: 8,847,218 km (0.049 R)
• M15: 9,343,135 km (0.108 R)
• M16: 12,103,216 km (0.037 R)
• M17: 12,329,857 km (0.107 R)
• M18: 13,586,329 km (0.085 R)
• M19: 13,913,350 km (0.099 R)
• M20: 16,534,903 km (0.086 R)
• M21: 16,813,903 km (0.113 R)
• M22: 19,364,696 km (0.033 R)
• M23: 21,604,326 km (0.089 R)
• M24: 22,614,710 km (0.108 R)
• M25: 23,189,615 km (0.051 R)
• M26: 30,030,725 km (0.078 R)
• M27: 30,724,859 km (0.101 R)
• M28: 35,115,557 km (0.093 R)
• M29: 36,510,108 km (0.067 R)
• M30: 37,619,825 km (0.116 R)
• M31: 39,574,322 km (0.107 R)
• M32: 46,761,452 km (0.043 R)
• M33: 46,946,804 km (0.097 R)
• M34: 58,773,862 km (0.112 R)
• M35: 63,420,073 km (0.034 R)
• M36: 64,103,136 km (0.038 R)
• M37: 72,686,763 km (0.096 R)
• M38: 81,467,260 km (0.1 R)
• M39: 86,668,778 km (0.115 R)
• M40: 89,779,217 km (0.097 R)

Kuiper Belt

Range: 31.1 - 54.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 530 - 14,906 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit