🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.8 AU - 0.82 AU

Year: 278 Days

Day: 23.6 Hours

Environment

Temp: 110 °C

Axial Tilt: 21.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.04 AU - 2.96 AU

Year: 1505 Days

Day: 29.8 Hours

Environment

Temp: -98 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,230,463 km

• M1: 1,760,019 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.47 AU - 3.69 AU

Year: 2058 Days

Day: 32.1 Hours

Environment

Temp: -126 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 3.52 AU - 3.54 AU

Year: 2526 Days

Day: 28 Hours

Environment

Temp: -122 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495

Radius: 11.4

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 4.73 AU - 5.23 AU

Year: 4232 Days

Day: 5.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 84,230,463 km

• M1: 141,968 km (0.12 R)
• M2: 513,869 km (0.066 R)
• M3: 1,443,619 km (0.087 R)
• M4: 2,237,386 km (0.093 R)
• M5: 2,840,864 km (0.111 R)
• M6: 3,669,636 km (0.106 R)
• M7: 4,420,318 km (0.09 R)
• M8: 4,967,397 km (0.115 R)
• M9: 5,505,950 km (0.075 R)
• M10: 6,884,195 km (0.097 R)
• M11: 9,595,806 km (0.116 R)
• M12: 10,433,105 km (0.093 R)
• M13: 10,848,538 km (0.094 R)
• M14: 14,225,112 km (0.105 R)
• M15: 14,788,348 km (0.105 R)
• M16: 16,068,906 km (0.083 R)
• M17: 16,456,065 km (0.105 R)
• M18: 17,948,753 km (0.036 R)
• M19: 19,970,867 km (0.108 R)
• M20: 20,612,642 km (0.111 R)
• M21: 23,458,891 km (0.086 R)
• M22: 23,885,843 km (0.07 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.9

Radius: 10.6

Gravity: 7.96 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 9.89 AU - 10.69 AU

Year: 12570 Days

Day: 6 Hours

Environment

Temp: -187 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 84,230,463 km

• M1: 131,796 km (0.1 R)
• M2: 633,547 km (0.118 R)
• M3: 1,290,581 km (0.031 R)
• M4: 1,647,372 km (0.036 R)
• M5: 2,786,859 km (0.101 R)
• M6: 3,316,435 km (0.085 R)
• M7: 3,798,739 km (0.076 R)
• M8: 4,871,206 km (0.116 R)
• M9: 8,018,446 km (0.117 R)
• M10: 9,401,478 km (0.105 R)
• M11: 10,315,222 km (0.11 R)
• M12: 11,228,367 km (0.111 R)
• M13: 13,149,802 km (0.057 R)
• M14: 14,430,510 km (0.086 R)
• M15: 18,195,888 km (0.111 R)
• M16: 19,020,621 km (0.108 R)
• M17: 19,527,309 km (0.107 R)
• M18: 25,101,176 km (0.049 R)
• M19: 26,122,930 km (0.117 R)
• M20: 27,599,760 km (0.087 R)
• M21: 28,688,234 km (0.047 R)
• M22: 31,769,801 km (0.044 R)
• M23: 43,482,267 km (0.109 R)
• M24: 49,413,673 km (0.092 R)
• M25: 59,737,422 km (0.108 R)
• M26: 60,098,401 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 206.2

Radius: 5.8

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 11 AU - 16.86 AU

Year: 19798 Days

Day: 18.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 84,230,463 km

• M1: 83,625 km (0.1 R)
• M2: 295,157 km (0.074 R)
• M3: 540,497 km (0.06 R)
• M4: 1,808,339 km (0.092 R)
• M5: 2,718,044 km (0.081 R)
• M6: 3,635,079 km (0.076 R)
• M7: 4,589,513 km (0.105 R)
• M8: 5,492,635 km (0.089 R)
• M9: 9,146,115 km (0.094 R)
• M10: 10,619,055 km (0.049 R)
• M11: 20,567,613 km (0.114 R)
• M12: 22,538,714 km (0.097 R)
• M13: 29,306,821 km (0.065 R)
• M14: 34,657,339 km (0.101 R)
• M15: 47,967,959 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 699.2

Radius: 3.6

Gravity: 53.95 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 14.83 AU - 18.23 AU

Year: 25592 Days

Day: 20.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 84,230,463 km

• M1: 70,760 km (0.102 R)
• M2: 368,011 km (0.114 R)
• M3: 597,943 km (0.088 R)
• M4: 1,631,066 km (0.117 R)
• M5: 7,838,180 km (0.055 R)
• M6: 9,415,092 km (0.049 R)
• M7: 9,595,656 km (0.065 R)
• M8: 14,654,757 km (0.111 R)
• M9: 18,299,410 km (0.098 R)
• M10: 28,422,997 km (0.109 R)
• M11: 29,693,532 km (0.091 R)
• M12: 33,173,029 km (0.1 R)
• M13: 33,312,005 km (0.039 R)
• M14: 35,010,390 km (0.107 R)
• M15: 36,469,119 km (0.066 R)
• M16: 39,196,138 km (0.059 R)
• M17: 50,172,134 km (0.099 R)
• M18: 53,346,900 km (0.075 R)
• M19: 67,163,460 km (0.089 R)
• M20: 68,505,802 km (0.112 R)
• M21: 71,243,892 km (0.089 R)
• M22: 75,246,532 km (0.098 R)
• M23: 79,148,045 km (0.111 R)
• M24: 82,670,775 km (0.066 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 370.2

Radius: 7

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 16.72 AU - 21.4 AU

Year: 31687 Days

Day: 20.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 84,230,463 km

• M1: 87,066 km (0.106 R)
• M2: 308,172 km (0.071 R)
• M3: 801,396 km (0.106 R)
• M4: 1,045,540 km (0.111 R)
• M5: 1,417,589 km (0.084 R)
• M6: 2,160,492 km (0.074 R)
• M7: 2,521,622 km (0.112 R)
• M8: 3,788,267 km (0.092 R)
• M9: 4,012,813 km (0.079 R)
• M10: 4,418,672 km (0.088 R)
• M11: 4,740,757 km (0.115 R)
• M12: 5,078,399 km (0.088 R)
• M13: 5,676,641 km (0.119 R)
• M14: 7,109,040 km (0.102 R)
• M15: 7,703,692 km (0.046 R)
• M16: 8,878,933 km (0.092 R)
• M17: 9,219,268 km (0.095 R)
• M18: 12,614,092 km (0.111 R)
• M19: 15,102,803 km (0.095 R)
• M20: 17,900,881 km (0.036 R)
• M21: 20,629,846 km (0.119 R)
• M22: 23,408,925 km (0.039 R)
• M23: 26,778,617 km (0.081 R)
• M24: 38,202,808 km (0.103 R)
• M25: 42,047,474 km (0.097 R)
• M26: 42,525,439 km (0.116 R)
• M27: 44,970,167 km (0.062 R)
• M28: 53,793,898 km (0.085 R)
• M29: 63,077,942 km (0.071 R)
• M30: 70,646,547 km (0.088 R)
• M31: 74,299,428 km (0.103 R)
• M32: 75,466,142 km (0.06 R)
• M33: 80,745,750 km (0.114 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 430 - 17,544 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit