🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.5 AU - 0.62 AU

Year: 275 Days

Day: 30.1 Hours

Environment

Temp: -119 °C

Axial Tilt: 46.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 734.6

Radius: 14.5

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.85 AU - 1.13 AU

Year: 646 Days

Day: 13.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 74.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 74,641,740 km

• M1: 180,415 km (0.089 R)
• M2: 641,775 km (0.1 R)
• M3: 1,186,461 km (0.102 R)
• M4: 1,924,128 km (0.104 R)
• M5: 2,544,211 km (0.093 R)
• M6: 3,308,806 km (0.066 R)
• M7: 3,774,055 km (0.102 R)
• M8: 4,252,918 km (0.114 R)
• M9: 5,005,694 km (0.111 R)
• M10: 6,716,196 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.9

Radius: 13.5

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.18 AU - 1.8 AU

Year: 1193 Days

Day: 9.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 74,641,740 km

• M1: 167,998 km (0.067 R)
• M2: 629,059 km (0.104 R)
• M3: 1,103,135 km (0.11 R)
• M4: 1,595,910 km (0.094 R)
• M5: 2,237,087 km (0.113 R)
• M6: 2,982,234 km (0.107 R)
• M7: 3,933,826 km (0.117 R)
• M8: 4,430,640 km (0.076 R)
• M9: 5,171,000 km (0.113 R)
• M10: 5,729,150 km (0.05 R)
• M11: 6,697,497 km (0.038 R)
• M12: 7,945,143 km (0.085 R)
• M13: 8,743,846 km (0.077 R)
• M14: 9,426,311 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.9

Radius: 13

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.72 AU - 2.2 AU

Year: 1800 Days

Day: 6.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 74,641,740 km

• M1: 161,715 km (0.109 R)
• M2: 584,628 km (0.105 R)
• M3: 1,066,932 km (0.074 R)
• M4: 1,491,640 km (0.113 R)
• M5: 1,909,916 km (0.118 R)
• M6: 2,817,825 km (0.035 R)
• M7: 3,685,942 km (0.118 R)
• M8: 4,394,587 km (0.113 R)
• M9: 5,072,714 km (0.107 R)
• M10: 6,129,324 km (0.073 R)
• M11: 7,353,035 km (0.082 R)
• M12: 7,955,615 km (0.113 R)
• M13: 8,790,969 km (0.119 R)
• M14: 9,289,878 km (0.073 R)
• M15: 11,512,005 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.3

Radius: 9.4

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2 AU - 2.3 AU

Year: 2068 Days

Day: 10.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,641,740 km

• M1: 117,135 km (0.107 R)
• M2: 456,872 km (0.098 R)
• M3: 791,522 km (0.09 R)
• M4: 1,413,849 km (0.094 R)
• M5: 1,712,746 km (0.055 R)
• M6: 2,011,942 km (0.074 R)
• M7: 2,490,356 km (0.026 R)
• M8: 3,001,083 km (0.065 R)
• M9: 3,364,307 km (0.097 R)
• M10: 3,659,762 km (0.102 R)
• M11: 4,863,576 km (0.118 R)
• M12: 5,242,807 km (0.098 R)
• M13: 6,106,286 km (0.109 R)
• M14: 6,887,636 km (0.119 R)
• M15: 7,707,432 km (0.11 R)
• M16: 8,251,968 km (0.112 R)
• M17: 8,880,429 km (0.102 R)
• M18: 9,236,472 km (0.086 R)
• M19: 9,694,989 km (0.071 R)
• M20: 10,040,710 km (0.068 R)
• M21: 11,859,371 km (0.047 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.4

Radius: 14.9

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.46 AU - 2.64 AU

Year: 2671 Days

Day: 6.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 74,641,740 km

• M1: 185,352 km (0.104 R)
• M2: 709,991 km (0.086 R)
• M3: 1,297,313 km (0.097 R)
• M4: 1,815,520 km (0.098 R)
• M5: 2,426,627 km (0.114 R)
• M6: 3,104,006 km (0.116 R)
• M7: 3,971,524 km (0.12 R)
• M8: 4,899,480 km (0.075 R)
• M9: 6,395,159 km (0.109 R)
• M10: 6,867,290 km (0.086 R)
• M11: 8,150,690 km (0.083 R)
• M12: 8,792,465 km (0.102 R)
• M13: 10,020,365 km (0.069 R)
• M14: 11,393,823 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311

Radius: 12.7

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.42 AU - 3.6 AU

Year: 3426 Days

Day: 11.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 74,641,740 km

• M1: 158,125 km (0.118 R)
• M2: 1,006,046 km (0.112 R)
• M3: 1,559,707 km (0.098 R)
• M4: 2,926,583 km (0.118 R)
• M5: 3,886,253 km (0.12 R)
• M6: 4,628,558 km (0.078 R)
• M7: 5,680,979 km (0.11 R)
• M8: 6,584,101 km (0.092 R)
• M9: 7,761,138 km (0.042 R)
• M10: 10,233,841 km (0.055 R)
• M11: 10,945,328 km (0.071 R)
• M12: 11,850,246 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.1

Radius: 9.3

Gravity: 10.25 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.47 AU - 4.01 AU

Year: 3826 Days

Day: 13.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,641,740 km

• M1: 115,639 km (0.07 R)
• M2: 415,583 km (0.103 R)
• M3: 805,136 km (0.108 R)
• M4: 1,882,988 km (0.098 R)
• M5: 2,646,686 km (0.111 R)
• M6: 3,071,693 km (0.1 R)
• M7: 3,583,019 km (0.031 R)
• M8: 4,036,599 km (0.106 R)
• M9: 4,601,481 km (0.105 R)
• M10: 5,518,965 km (0.085 R)
• M11: 6,125,135 km (0.099 R)
• M12: 6,969,166 km (0.079 R)
• M13: 11,357,919 km (0.098 R)
• M14: 13,680,576 km (0.034 R)
• M15: 14,844,148 km (0.1 R)
• M16: 15,450,169 km (0.099 R)
• M17: 18,985,466 km (0.087 R)
• M18: 20,229,970 km (0.057 R)
• M19: 20,838,086 km (0.099 R)
• M20: 22,304,444 km (0.11 R)
• M21: 24,976,262 km (0.08 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 996.2

Radius: 7.5

Gravity: 17.71 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 7.98 AU - 8.92 AU

Year: 16114 Days

Day: 20.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 74,641,740 km

• M1: 93,199 km (0.115 R)
• M2: 604,525 km (0.116 R)
• M3: 1,123,779 km (0.082 R)
• M4: 2,379,205 km (0.109 R)
• M5: 2,628,883 km (0.069 R)
• M6: 3,930,983 km (0.09 R)
• M7: 7,161,848 km (0.105 R)
• M8: 9,025,838 km (0.03 R)
• M9: 14,563,502 km (0.099 R)
• M10: 16,931,337 km (0.117 R)
• M11: 20,660,812 km (0.056 R)
• M12: 23,637,212 km (0.06 R)
• M13: 27,687,125 km (0.065 R)
• M14: 29,213,173 km (0.115 R)
• M15: 29,452,978 km (0.085 R)
• M16: 32,947,585 km (0.055 R)
• M17: 34,392,999 km (0.119 R)
• M18: 37,550,861 km (0.113 R)
• M19: 38,262,049 km (0.084 R)
• M20: 40,747,468 km (0.057 R)
• M21: 43,027,938 km (0.086 R)
• M22: 43,494,085 km (0.12 R)
• M23: 45,232,113 km (0.09 R)
• M24: 59,094,899 km (0.094 R)
• M25: 61,029,199 km (0.11 R)
• M26: 64,820,009 km (0.087 R)
• M27: 70,904,005 km (0.113 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 337 - 16,073 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit