🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.52 AU - 0.72 AU

Year: 320 Days

Day: 30.2 Hours

Environment

Temp: -135 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182

Radius: 10.3

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.74 AU - 1.02 AU

Year: 542 Days

Day: 9.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 65,386,273 km

• M1: 128,953 km (0.028 R)
• M2: 473,328 km (0.119 R)
• M3: 1,245,552 km (0.054 R)
• M4: 1,733,241 km (0.111 R)
• M5: 2,223,623 km (0.105 R)
• M6: 2,919,253 km (0.066 R)
• M7: 3,302,523 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.8

Radius: 8

Gravity: 6.79 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.87 AU - 0.95 AU

Year: 569 Days

Day: 10.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 65,386,273 km

• M1: 99,483 km (0.06 R)
• M2: 384,018 km (0.116 R)
• M3: 638,783 km (0.052 R)
• M4: 1,141,581 km (0.111 R)
• M5: 1,952,402 km (0.056 R)
• M6: 2,328,940 km (0.107 R)
• M7: 2,579,666 km (0.107 R)
• M8: 3,101,912 km (0.059 R)
• M9: 3,370,440 km (0.104 R)
• M10: 3,994,862 km (0.063 R)
• M11: 4,327,866 km (0.11 R)
• M12: 5,225,753 km (0.113 R)
• M13: 5,990,048 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.5

Radius: 13.3

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.46 AU - 1.48 AU

Year: 1169 Days

Day: 8.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 65,386,273 km

• M1: 167,699 km (0.087 R)
• M2: 852,708 km (0.109 R)
• M3: 1,470,547 km (0.072 R)
• M4: 2,408,526 km (0.027 R)
• M5: 2,826,053 km (0.059 R)
• M6: 3,292,500 km (0.047 R)
• M7: 3,810,407 km (0.096 R)
• M8: 5,096,799 km (0.043 R)
• M9: 6,136,056 km (0.046 R)
• M10: 6,967,670 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.8

Radius: 8.7

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 4.63 AU - 5.57 AU

Year: 7556 Days

Day: 7 Hours

Environment

Temp: -221 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 65,386,273 km

• M1: 108,159 km (0.073 R)
• M2: 560,693 km (0.088 R)
• M3: 959,222 km (0.084 R)
• M4: 1,332,319 km (0.099 R)
• M5: 1,616,405 km (0.104 R)
• M6: 2,074,623 km (0.082 R)
• M7: 2,409,573 km (0.098 R)
• M8: 2,780,725 km (0.118 R)
• M9: 3,210,221 km (0.096 R)
• M10: 4,177,670 km (0.119 R)
• M11: 5,184,314 km (0.096 R)
• M12: 5,744,558 km (0.077 R)
• M13: 8,798,000 km (0.098 R)
• M14: 10,122,989 km (0.119 R)
• M15: 10,950,714 km (0.079 R)
• M16: 11,429,726 km (0.09 R)
• M17: 12,022,882 km (0.112 R)
• M18: 12,532,711 km (0.111 R)
• M19: 13,432,393 km (0.111 R)
• M20: 14,659,993 km (0.118 R)
• M21: 15,479,041 km (0.116 R)
• M22: 17,594,954 km (0.058 R)
• M23: 18,586,937 km (0.111 R)
• M24: 23,635,267 km (0.075 R)
• M25: 24,033,197 km (0.114 R)
• M26: 25,753,124 km (0.094 R)
• M27: 26,089,869 km (0.114 R)
• M28: 26,600,446 km (0.056 R)
• M29: 28,083,111 km (0.073 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 171.2

Radius: 6.7

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 6.18 AU - 7.46 AU

Year: 11684 Days

Day: 18.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 65,386,273 km

• M1: 91,255 km (0.077 R)
• M2: 346,618 km (0.107 R)
• M3: 763,099 km (0.095 R)
• M4: 1,188,405 km (0.074 R)
• M5: 1,503,608 km (0.116 R)
• M6: 2,004,761 km (0.036 R)
• M7: 2,419,895 km (0.105 R)
• M8: 2,702,785 km (0.09 R)
• M9: 4,781,148 km (0.084 R)
• M10: 5,029,181 km (0.099 R)
• M11: 7,085,554 km (0.082 R)
• M12: 8,358,183 km (0.071 R)
• M13: 9,688,706 km (0.08 R)
• M14: 10,086,936 km (0.069 R)
• M15: 10,496,235 km (0.116 R)
• M16: 17,707,750 km (0.108 R)
• M17: 18,572,127 km (0.103 R)
• M18: 23,716,050 km (0.106 R)
• M19: 27,130,920 km (0.078 R)
• M20: 28,278,485 km (0.077 R)
• M21: 31,625,139 km (0.115 R)
• M22: 32,207,524 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 763.8

Radius: 4.9

Gravity: 31.81 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 7.05 AU - 9.49 AU

Year: 15602 Days

Day: 19.6 Hours

Environment

Temp: -237 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 65,386,273 km

• M1: 63,729 km (0.099 R)
• M2: 229,034 km (0.092 R)
• M3: 394,938 km (0.074 R)
• M4: 762,500 km (0.036 R)
• M5: 916,885 km (0.074 R)
• M6: 1,194,838 km (0.084 R)
• M7: 1,607,280 km (0.075 R)
• M8: 2,249,802 km (0.026 R)
• M9: 2,439,792 km (0.075 R)
• M10: 5,188,952 km (0.071 R)
• M11: 6,148,173 km (0.113 R)
• M12: 7,402,402 km (0.099 R)
• M13: 8,114,039 km (0.117 R)
• M14: 8,870,107 km (0.037 R)
• M15: 11,855,182 km (0.116 R)
• M16: 12,045,321 km (0.106 R)
• M17: 14,417,794 km (0.118 R)
• M18: 18,490,746 km (0.066 R)
• M19: 18,832,577 km (0.101 R)
• M20: 20,788,270 km (0.066 R)
• M21: 22,005,398 km (0.096 R)
• M22: 24,375,926 km (0.11 R)
• M23: 28,581,870 km (0.053 R)
• M24: 31,035,275 km (0.101 R)
• M25: 31,883,345 km (0.069 R)
• M26: 37,843,923 km (0.1 R)
• M27: 41,959,660 km (0.078 R)
• M28: 42,549,674 km (0.084 R)
• M29: 45,119,466 km (0.096 R)
• M30: 47,790,985 km (0.089 R)
• M31: 55,014,767 km (0.107 R)
• M32: 57,333,982 km (0.107 R)
• M33: 59,717,376 km (0.111 R)
• M34: 61,216,645 km (0.076 R)
• M35: 62,357,329 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 681.7

Radius: 5.1

Gravity: 26.21 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 7.43 AU - 9.37 AU

Year: 15971 Days

Day: 16.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 141 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 65,386,273 km

• M1: 64,776 km (0.103 R)
• M2: 817,403 km (0.108 R)
• M3: 977,772 km (0.111 R)
• M4: 1,198,279 km (0.092 R)
• M5: 1,392,457 km (0.068 R)
• M6: 2,066,545 km (0.067 R)
• M7: 2,326,546 km (0.102 R)
• M8: 2,541,369 km (0.081 R)
• M9: 5,477,526 km (0.084 R)
• M10: 8,728,587 km (0.03 R)
• M11: 14,890,523 km (0.095 R)
• M12: 16,553,304 km (0.109 R)
• M13: 18,758,227 km (0.114 R)
• M14: 20,422,353 km (0.076 R)
• M15: 22,277,666 km (0.119 R)
• M16: 25,579,740 km (0.115 R)
• M17: 34,522,102 km (0.074 R)
• M18: 38,780,555 km (0.084 R)
• M19: 40,748,814 km (0.095 R)
• M20: 41,179,058 km (0.097 R)
• M21: 43,974,892 km (0.057 R)
• M22: 44,427,576 km (0.046 R)
• M23: 46,113,992 km (0.072 R)
• M24: 59,681,771 km (0.105 R)
• M25: 63,062,683 km (0.075 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 19,575 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit