🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.44 AU - 0.64 AU

Year: 146 Days

Day: 47.2 Hours

Environment

Temp: 213 °C

Axial Tilt: 25.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.69 AU - 4.07 AU

Year: 2820 Days

Day: 23.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 3.53 AU - 4.89 AU

Year: 3187 Days

Day: 34.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 8.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321.6

Radius: 11.6

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 7.1 AU - 10.86 AU

Year: 9929 Days

Day: 10.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 41,788,885 km

• M1: 144,362 km (0.117 R)
• M2: 553,811 km (0.116 R)
• M3: 1,459,477 km (0.084 R)
• M4: 2,472,703 km (0.11 R)
• M5: 4,305,726 km (0.103 R)
• M6: 5,277,663 km (0.08 R)
• M7: 6,805,506 km (0.095 R)
• M8: 7,538,237 km (0.081 R)
• M9: 8,609,956 km (0.047 R)
• M10: 10,380,746 km (0.113 R)
• M11: 13,307,030 km (0.091 R)
• M12: 14,689,464 km (0.025 R)
• M13: 15,662,897 km (0.119 R)
• M14: 16,678,816 km (0.079 R)
• M15: 19,267,308 km (0.088 R)
• M16: 22,986,012 km (0.103 R)
• M17: 24,801,532 km (0.112 R)
• M18: 25,831,064 km (0.06 R)
• M19: 26,710,700 km (0.103 R)
• M20: 27,883,996 km (0.081 R)
• M21: 33,230,025 km (0.085 R)
• M22: 34,060,593 km (0.035 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 296.8

Radius: 7.4

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 10.4 AU - 16.92 AU

Year: 18627 Days

Day: 21.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 41,788,885 km

• M1: 92,152 km (0.098 R)
• M2: 733,179 km (0.025 R)
• M3: 1,871,619 km (0.093 R)
• M4: 2,607,341 km (0.073 R)
• M5: 4,010,121 km (0.106 R)
• M6: 6,821,813 km (0.11 R)
• M7: 7,623,507 km (0.092 R)
• M8: 8,161,312 km (0.052 R)
• M9: 8,965,999 km (0.048 R)
• M10: 10,843,302 km (0.084 R)
• M11: 11,523,374 km (0.072 R)
• M12: 13,669,206 km (0.12 R)
• M13: 15,852,288 km (0.102 R)
• M14: 17,789,132 km (0.099 R)
• M15: 22,759,371 km (0.111 R)
• M16: 25,609,510 km (0.116 R)
• M17: 31,664,035 km (0.085 R)
• M18: 40,055,129 km (0.055 R)
• M19: 43,338,204 km (0.093 R)
• M20: 46,061,184 km (0.091 R)
• M21: 47,688,660 km (0.11 R)
• M22: 50,589,512 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 860

Radius: 4.2

Gravity: 48.75 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 16.05 AU - 18.89 AU

Year: 26941 Days

Day: 19.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 41,788,885 km

• M1: 53,556 km (0.097 R)
• M2: 185,352 km (0.104 R)
• M3: 535,261 km (0.119 R)
• M4: 1,117,795 km (0.119 R)
• M5: 1,317,957 km (0.112 R)
• M6: 1,653,655 km (0.062 R)
• M7: 2,110,676 km (0.099 R)
• M8: 2,647,434 km (0.075 R)
• M9: 3,062,268 km (0.054 R)
• M10: 3,916,173 km (0.051 R)
• M11: 4,125,610 km (0.11 R)
• M12: 4,838,594 km (0.045 R)
• M13: 5,630,265 km (0.117 R)
• M14: 6,266,206 km (0.102 R)
• M15: 6,748,958 km (0.115 R)
• M16: 7,050,248 km (0.106 R)
• M17: 7,360,514 km (0.034 R)
• M18: 8,119,724 km (0.109 R)
• M19: 8,692,983 km (0.086 R)
• M20: 11,897,070 km (0.034 R)
• M21: 12,042,479 km (0.087 R)
• M22: 12,635,635 km (0.085 R)
• M23: 13,016,212 km (0.112 R)
• M24: 15,034,287 km (0.098 R)
• M25: 15,289,650 km (0.067 R)
• M26: 15,547,856 km (0.066 R)
• M27: 16,610,151 km (0.063 R)
• M28: 17,437,876 km (0.034 R)
• M29: 18,196,337 km (0.071 R)
• M30: 20,813,402 km (0.097 R)
• M31: 24,482,440 km (0.083 R)
• M32: 25,553,111 km (0.075 R)
• M33: 26,407,166 km (0.116 R)
• M34: 33,068,011 km (0.101 R)
• M35: 33,789,821 km (0.103 R)
• M36: 34,081,537 km (0.075 R)
• M37: 35,565,248 km (0.088 R)
• M38: 38,660,578 km (0.102 R)
• M39: 40,766,018 km (0.109 R)
• M40: 40,931,174 km (0.047 R)
• M41: 44,152,465 km (0.062 R)
• M42: 53,626,349 km (0.082 R)
• M43: 59,150,250 km (0.08 R)
• M44: 73,487,860 km (0.082 R)
• M45: 78,993,360 km (0.032 R)
• M46: 79,764,687 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 403.3

Radius: 5.6

Gravity: 12.86 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 18.63 AU - 20.11 AU

Year: 31454 Days

Day: 17.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 41,788,885 km

• M1: 69,713 km (0.073 R)
• M2: 321,635 km (0.052 R)
• M3: 738,565 km (0.083 R)
• M4: 1,619,397 km (0.117 R)
• M5: 1,861,746 km (0.065 R)
• M6: 3,223,086 km (0.054 R)
• M7: 3,764,331 km (0.035 R)
• M8: 4,023,584 km (0.089 R)
• M9: 4,835,602 km (0.11 R)
• M10: 6,684,781 km (0.103 R)
• M11: 7,612,288 km (0.117 R)
• M12: 10,270,193 km (0.097 R)
• M13: 10,521,517 km (0.113 R)
• M14: 11,167,780 km (0.057 R)
• M15: 11,635,722 km (0.057 R)
• M16: 12,326,715 km (0.117 R)
• M17: 14,642,789 km (0.069 R)
• M18: 17,057,748 km (0.107 R)
• M19: 18,039,259 km (0.096 R)
• M20: 18,590,378 km (0.072 R)
• M21: 19,437,700 km (0.11 R)
• M22: 23,954,359 km (0.118 R)
• M23: 26,808,537 km (0.084 R)
• M24: 28,378,566 km (0.098 R)
• M25: 36,424,239 km (0.11 R)
• M26: 45,359,122 km (0.063 R)
• M27: 46,206,145 km (0.061 R)
• M28: 47,583,193 km (0.065 R)
• M29: 51,327,927 km (0.092 R)
• M30: 52,062,752 km (0.053 R)
• M31: 53,741,838 km (0.109 R)
• M32: 67,830,816 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 44.9

Radius: 6.6

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 17.27 AU - 21.75 AU

Year: 31795 Days

Day: 24.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 41,788,885 km

• M1: 120,127 km (0.079 R)
• M2: 325,375 km (0.048 R)
• M3: 695,481 km (0.068 R)
• M4: 902,973 km (0.03 R)
• M5: 1,513,781 km (0.096 R)
• M6: 2,671,968 km (0.04 R)
• M7: 5,485,305 km (0.074 R)
• M8: 9,502,307 km (0.115 R)
• M9: 10,215,590 km (0.081 R)
• M10: 10,610,379 km (0.096 R)
• M11: 13,080,688 km (0.11 R)
• M12: 13,487,445 km (0.071 R)
• M13: 14,758,578 km (0.053 R)
• M14: 15,909,883 km (0.094 R)
• M15: 16,173,774 km (0.119 R)
• M16: 16,710,082 km (0.095 R)
• M17: 20,801,734 km (0.076 R)
• M18: 22,164,869 km (0.109 R)
• M19: 25,695,229 km (0.104 R)
• M20: 31,304,402 km (0.087 R)
• M21: 33,737,611 km (0.101 R)
• M22: 38,382,625 km (0.109 R)
• M23: 41,166,342 km (0.063 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 336 - 17,184 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit