🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.41 AU - 0.67 AU

Year: 260 Days

Day: 26.2 Hours

Environment

Temp: -121 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.48 AU - 0.74 AU

Year: 313 Days

Day: 42.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573.9

Radius: 11.5

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.66 AU - 0.76 AU

Year: 392 Days

Day: 8.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 70,663,317 km

• M1: 143,016 km (0.109 R)
• M2: 552,166 km (0.086 R)
• M3: 1,063,342 km (0.075 R)
• M4: 1,524,103 km (0.104 R)
• M5: 1,906,326 km (0.061 R)
• M6: 2,451,161 km (0.105 R)
• M7: 2,962,038 km (0.097 R)
• M8: 3,708,980 km (0.116 R)
• M9: 4,278,499 km (0.079 R)
• M10: 4,919,975 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241.8

Radius: 8

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.02 AU - 1.32 AU

Year: 830 Days

Day: 12.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 70,663,317 km

• M1: 99,632 km (0.044 R)
• M2: 376,388 km (0.116 R)
• M3: 689,497 km (0.106 R)
• M4: 961,466 km (0.112 R)
• M5: 1,275,023 km (0.111 R)
• M6: 1,547,291 km (0.052 R)
• M7: 1,826,590 km (0.047 R)
• M8: 2,295,280 km (0.073 R)
• M9: 2,671,519 km (0.08 R)
• M10: 3,077,079 km (0.117 R)
• M11: 3,361,614 km (0.112 R)
• M12: 4,544,035 km (0.078 R)
• M13: 4,882,725 km (0.031 R)
• M14: 5,304,441 km (0.062 R)
• M15: 5,874,708 km (0.045 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.5

Radius: 10.2

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.73 AU - 2.03 AU

Year: 1691 Days

Day: 9.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 70,663,317 km

• M1: 127,607 km (0.101 R)
• M2: 583,581 km (0.077 R)
• M3: 1,196,484 km (0.101 R)
• M4: 1,611,767 km (0.105 R)
• M5: 2,191,160 km (0.036 R)
• M6: 3,389,140 km (0.064 R)
• M7: 3,736,955 km (0.111 R)
• M8: 6,373,468 km (0.09 R)
• M9: 6,862,354 km (0.101 R)
• M10: 8,431,037 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.2

Radius: 11.6

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 2.98 AU - 3.1 AU

Year: 3477 Days

Day: 14.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,663,317 km

• M1: 144,362 km (0.112 R)
• M2: 570,117 km (0.115 R)
• M3: 1,015,919 km (0.095 R)
• M4: 1,835,715 km (0.117 R)
• M5: 2,781,024 km (0.1 R)
• M6: 3,214,559 km (0.085 R)
• M7: 3,711,074 km (0.096 R)
• M8: 4,378,281 km (0.05 R)
• M9: 4,968,145 km (0.072 R)
• M10: 6,490,752 km (0.105 R)
• M11: 8,461,106 km (0.096 R)
• M12: 9,176,333 km (0.099 R)
• M13: 9,721,468 km (0.071 R)
• M14: 10,324,347 km (0.088 R)
• M15: 11,487,770 km (0.066 R)
• M16: 12,242,940 km (0.073 R)
• M17: 12,736,763 km (0.087 R)
• M18: 13,720,219 km (0.072 R)
• M19: 14,298,265 km (0.116 R)
• M20: 14,707,864 km (0.116 R)
• M21: 16,573,948 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.2

Radius: 12.6

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 4.48 AU - 4.9 AU

Year: 6663 Days

Day: 5.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,663,317 km

• M1: 157,826 km (0.117 R)
• M2: 598,092 km (0.086 R)
• M3: 1,070,223 km (0.06 R)
• M4: 1,493,884 km (0.12 R)
• M5: 2,125,337 km (0.063 R)
• M6: 5,111,011 km (0.113 R)
• M7: 5,627,274 km (0.099 R)
• M8: 6,588,739 km (0.086 R)
• M9: 7,053,988 km (0.116 R)
• M10: 8,751,625 km (0.104 R)
• M11: 10,228,455 km (0.076 R)
• M12: 12,394,483 km (0.066 R)
• M13: 12,939,169 km (0.09 R)
• M14: 14,430,211 km (0.056 R)
• M15: 14,850,581 km (0.072 R)
• M16: 15,905,694 km (0.091 R)
• M17: 17,277,208 km (0.112 R)
• M18: 18,165,071 km (0.115 R)
• M19: 22,580,602 km (0.12 R)
• M20: 24,907,148 km (0.09 R)
• M21: 28,690,179 km (0.065 R)
• M22: 30,619,692 km (0.034 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508

Radius: 14.4

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 4.11 AU - 5.93 AU

Year: 7378 Days

Day: 7.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 70,663,317 km

• M1: 181,911 km (0.073 R)
• M2: 842,535 km (0.057 R)
• M3: 1,865,037 km (0.069 R)
• M4: 2,942,590 km (0.073 R)
• M5: 3,391,085 km (0.105 R)
• M6: 3,909,142 km (0.09 R)
• M7: 4,827,374 km (0.066 R)
• M8: 5,426,663 km (0.04 R)
• M9: 6,011,590 km (0.098 R)
• M10: 9,077,000 km (0.116 R)
• M11: 9,637,394 km (0.106 R)
• M12: 10,358,905 km (0.109 R)
• M13: 10,827,894 km (0.078 R)
• M14: 11,360,163 km (0.094 R)
• M15: 14,060,853 km (0.104 R)
• M16: 15,652,126 km (0.09 R)
• M17: 16,841,878 km (0.047 R)
• M18: 17,689,948 km (0.076 R)
• M19: 18,772,887 km (0.106 R)
• M20: 21,521,598 km (0.084 R)
• M21: 22,287,390 km (0.085 R)
• M22: 23,630,928 km (0.11 R)
• M23: 30,495,376 km (0.035 R)
• M24: 33,455,769 km (0.116 R)
• M25: 35,215,937 km (0.103 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 999.8

Radius: 5.4

Gravity: 34.29 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 7.43 AU - 8.55 AU

Year: 14816 Days

Day: 16.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 70,663,317 km

• M1: 67,169 km (0.113 R)
• M2: 277,953 km (0.11 R)
• M3: 514,168 km (0.085 R)
• M4: 778,657 km (0.116 R)
• M5: 1,118,094 km (0.081 R)
• M6: 1,824,795 km (0.057 R)
• M7: 5,486,502 km (0.105 R)
• M8: 5,680,082 km (0.11 R)
• M9: 6,163,133 km (0.052 R)
• M10: 6,849,488 km (0.101 R)
• M11: 7,923,451 km (0.093 R)
• M12: 8,221,151 km (0.118 R)
• M13: 8,526,181 km (0.109 R)
• M14: 9,159,130 km (0.066 R)
• M15: 10,999,333 km (0.114 R)
• M16: 11,495,100 km (0.083 R)
• M17: 14,566,195 km (0.12 R)
• M18: 15,468,869 km (0.12 R)
• M19: 16,973,674 km (0.099 R)
• M20: 19,365,295 km (0.12 R)
• M21: 20,179,257 km (0.096 R)
• M22: 20,455,714 km (0.062 R)
• M23: 21,110,354 km (0.097 R)
• M24: 24,074,636 km (0.095 R)
• M25: 26,088,971 km (0.119 R)
• M26: 27,870,233 km (0.104 R)
• M27: 33,827,071 km (0.099 R)
• M28: 34,478,719 km (0.08 R)
• M29: 41,909,843 km (0.101 R)
• M30: 55,398,784 km (0.03 R)
• M31: 57,035,086 km (0.079 R)
• M32: 60,594,468 km (0.105 R)
• M33: 64,299,259 km (0.115 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 182 - 17,029 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit