🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.86 AU - 1.04 AU

Year: 355 Days

Day: 36.3 Hours

Environment

Temp: 29 °C

Axial Tilt: 32.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.95 AU - 1.15 AU

Year: 412 Days

Day: 14.6 Hours

Environment

Temp: -5 °C

Axial Tilt: 42.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 75,880,283 km

• M1: 38,447 km (0.098 R)
• M2: 86,617 km (0.068 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.35 AU - 1.73 AU

Year: 732 Days

Day: 37.7 Hours

Environment

Temp: -62 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.62 AU - 2.32 AU

Year: 1059 Days

Day: 35.4 Hours

Environment

Temp: -91 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,880,283 km

• M1: 48,919 km (0.041 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.1

Radius: 10

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 3.69 AU - 4.99 AU

Year: 3462 Days

Day: 9.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 75,880,283 km

• M1: 133,890 km (0.083 R)
• M2: 571,613 km (0.067 R)
• M3: 898,186 km (0.096 R)
• M4: 1,828,385 km (0.116 R)
• M5: 2,962,786 km (0.11 R)
• M6: 3,558,036 km (0.12 R)
• M7: 4,072,952 km (0.049 R)
• M8: 4,498,857 km (0.068 R)
• M9: 6,371,972 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.4

Radius: 12.8

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 9.38 AU - 10.02 AU

Year: 11567 Days

Day: 5.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 75,880,283 km

• M1: 159,172 km (0.09 R)
• M2: 560,992 km (0.111 R)
• M3: 2,270,148 km (0.115 R)
• M4: 3,350,992 km (0.082 R)
• M5: 4,394,138 km (0.109 R)
• M6: 6,470,856 km (0.103 R)
• M7: 7,078,971 km (0.106 R)
• M8: 9,671,652 km (0.071 R)
• M9: 10,612,772 km (0.084 R)
• M10: 11,256,791 km (0.074 R)
• M11: 12,191,179 km (0.109 R)
• M12: 13,345,925 km (0.069 R)
• M13: 14,875,115 km (0.058 R)
• M14: 15,556,084 km (0.074 R)
• M15: 16,257,698 km (0.115 R)
• M16: 19,277,630 km (0.116 R)
• M17: 19,864,353 km (0.096 R)
• M18: 22,572,524 km (0.061 R)
• M19: 24,056,983 km (0.079 R)
• M20: 27,128,527 km (0.092 R)
• M21: 28,333,238 km (0.06 R)
• M22: 30,551,476 km (0.106 R)
• M23: 31,349,431 km (0.081 R)
• M24: 32,469,320 km (0.064 R)
• M25: 32,883,108 km (0.102 R)
• M26: 34,788,985 km (0.104 R)
• M27: 38,012,669 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 599

Radius: 4.4

Gravity: 30.94 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 11.55 AU - 12.51 AU

Year: 15976 Days

Day: 19.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 75,880,283 km

• M1: 103,522 km (0.109 R)
• M2: 407,654 km (0.111 R)
• M3: 1,549,834 km (0.108 R)
• M4: 2,514,591 km (0.065 R)
• M5: 4,305,427 km (0.054 R)
• M6: 4,758,110 km (0.115 R)
• M7: 5,135,695 km (0.106 R)
• M8: 7,417,960 km (0.076 R)
• M9: 11,104,800 km (0.115 R)
• M10: 16,615,536 km (0.083 R)
• M11: 17,966,255 km (0.109 R)
• M12: 19,995,401 km (0.061 R)
• M13: 24,905,502 km (0.116 R)
• M14: 25,829,568 km (0.087 R)
• M15: 30,099,092 km (0.118 R)
• M16: 42,705,405 km (0.08 R)
• M17: 50,558,844 km (0.06 R)
• M18: 51,048,628 km (0.09 R)
• M19: 51,376,995 km (0.097 R)
• M20: 53,545,267 km (0.067 R)
• M21: 53,884,106 km (0.038 R)
• M22: 56,822,806 km (0.099 R)
• M23: 57,175,409 km (0.111 R)
• M24: 57,529,357 km (0.113 R)
• M25: 61,706,728 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 435.2

Radius: 6.9

Gravity: 9.14 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 13.36 AU - 19.06 AU

Year: 24989 Days

Day: 19.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 75,880,283 km

• M1: 85,869 km (0.109 R)
• M2: 464,801 km (0.113 R)
• M3: 1,342,641 km (0.078 R)
• M4: 6,238,979 km (0.089 R)
• M5: 6,992,653 km (0.049 R)
• M6: 9,503,354 km (0.108 R)
• M7: 11,692,270 km (0.108 R)
• M8: 16,294,200 km (0.108 R)
• M9: 18,325,141 km (0.043 R)
• M10: 19,128,332 km (0.111 R)
• M11: 28,612,388 km (0.11 R)
• M12: 30,799,509 km (0.097 R)
• M13: 62,838,735 km (0.11 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: 227 - 13,850 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit