🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.51 AU - 0.75 AU

Year: 174 Days

Day: 29.4 Hours

Environment

Temp: 210 °C

Axial Tilt: 39.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 76,507,484 km

• M1: 66,122 km (0.104 R)
• M2: 279,898 km (0.083 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.29 AU - 1.51 AU

Year: 577 Days

Day: 14.6 Hours

Environment

Temp: 19 °C

Axial Tilt: 1.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 76,507,484 km

• M1: 49,218 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.37 AU - 1.89 AU

Year: 725 Days

Day: 24.9 Hours

Environment

Temp: -19 °C

Axial Tilt: 38.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 76,507,484 km

• M1: 40,391 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.44 AU - 2.16 AU

Year: 841 Days

Day: 45.4 Hours

Environment

Temp: -38 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.4 AU - 3.88 AU

Year: 1938 Days

Day: 17.3 Hours

Environment

Temp: -88 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,507,484 km

• M1: 1,021,005 km (0.072 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.62 AU - 4.8 AU

Year: 3008 Days

Day: 32.4 Hours

Environment

Temp: -118 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,507,484 km

• M1: 1,175,540 km (0.083 R)

Asteroid Belt

Center: 5.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.9

Radius: 9.8

Gravity: 6.79 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 7.5 AU - 7.8 AU

Year: 7369 Days

Day: 11 Hours

Environment

Temp: -150 °C

Axial Tilt: 99.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 76,507,484 km

• M1: 121,922 km (0.092 R)
• M2: 428,598 km (0.099 R)
• M3: 742,753 km (0.107 R)
• M4: 1,157,140 km (0.042 R)
• M5: 1,462,469 km (0.055 R)
• M6: 2,502,922 km (0.057 R)
• M7: 3,256,147 km (0.088 R)
• M8: 4,688,248 km (0.107 R)
• M9: 5,178,181 km (0.106 R)
• M10: 6,026,251 km (0.106 R)
• M11: 6,855,322 km (0.053 R)
• M12: 7,449,226 km (0.087 R)
• M13: 7,758,744 km (0.113 R)
• M14: 8,117,330 km (0.063 R)
• M15: 10,797,974 km (0.07 R)
• M16: 11,296,135 km (0.051 R)
• M17: 12,391,940 km (0.106 R)
• M18: 12,772,517 km (0.079 R)
• M19: 13,557,008 km (0.113 R)
• M20: 13,961,221 km (0.114 R)
• M21: 14,672,858 km (0.1 R)
• M22: 17,490,235 km (0.12 R)
• M23: 18,108,074 km (0.084 R)
• M24: 19,097,963 km (0.046 R)
• M25: 25,808,026 km (0.092 R)
• M26: 26,970,103 km (0.109 R)
• M27: 28,447,681 km (0.029 R)
• M28: 29,110,698 km (0.116 R)
• M29: 30,962,570 km (0.111 R)
• M30: 33,099,426 km (0.054 R)
• M31: 33,622,271 km (0.097 R)
• M32: 35,769,150 km (0.049 R)

Asteroid Belt

Center: 10.53 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 13.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 211.1

Radius: 4.4

Gravity: 10.9 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 13.2 AU - 13.62 AU

Year: 17102 Days

Day: 21.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 76,507,484 km

• M1: 56,398 km (0.074 R)
• M2: 195,674 km (0.07 R)
• M3: 453,132 km (0.111 R)
• M4: 624,721 km (0.116 R)
• M5: 876,943 km (0.039 R)
• M6: 1,254,079 km (0.082 R)
• M7: 1,513,930 km (0.102 R)
• M8: 2,285,107 km (0.09 R)
• M9: 2,970,266 km (0.116 R)
• M10: 3,149,634 km (0.095 R)
• M11: 3,456,608 km (0.083 R)
• M12: 4,353,747 km (0.12 R)
• M13: 5,042,346 km (0.098 R)
• M14: 6,189,313 km (0.1 R)
• M15: 6,408,474 km (0.038 R)
• M16: 6,632,571 km (0.119 R)
• M17: 7,176,210 km (0.098 R)
• M18: 9,031,373 km (0.112 R)
• M19: 9,894,852 km (0.103 R)
• M20: 10,603,497 km (0.096 R)
• M21: 12,931,838 km (0.086 R)
• M22: 17,460,315 km (0.041 R)
• M23: 17,605,425 km (0.092 R)
• M24: 19,564,858 km (0.09 R)
• M25: 20,921,861 km (0.058 R)
• M26: 22,340,348 km (0.068 R)
• M27: 24,540,932 km (0.051 R)
• M28: 24,997,804 km (0.066 R)
• M29: 25,182,109 km (0.111 R)
• M30: 28,255,747 km (0.041 R)
• M31: 28,455,759 km (0.044 R)
• M32: 30,403,224 km (0.074 R)
• M33: 32,110,585 km (0.051 R)
• M34: 36,894,425 km (0.039 R)
• M35: 37,133,333 km (0.102 R)
• M36: 41,098,425 km (0.101 R)
• M37: 42,393,194 km (0.03 R)
• M38: 43,581,450 km (0.059 R)
• M39: 45,748,226 km (0.087 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 331.7

Radius: 4.6

Gravity: 15.68 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 14.58 AU - 23.54 AU

Year: 28979 Days

Day: 16.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 76,507,484 km

• M1: 57,446 km (0.114 R)
• M2: 203,004 km (0.084 R)
• M3: 473,926 km (0.087 R)
• M4: 745,147 km (0.099 R)
• M5: 1,400,834 km (0.098 R)
• M6: 1,682,078 km (0.113 R)
• M7: 4,285,381 km (0.062 R)
• M8: 4,913,392 km (0.119 R)
• M9: 6,931,318 km (0.084 R)
• M10: 9,670,904 km (0.1 R)
• M11: 10,020,514 km (0.119 R)
• M12: 10,621,748 km (0.084 R)
• M13: 10,931,266 km (0.071 R)
• M14: 12,707,442 km (0.112 R)
• M15: 13,056,154 km (0.104 R)
• M16: 13,483,106 km (0.099 R)
• M17: 15,838,525 km (0.089 R)
• M18: 17,495,471 km (0.041 R)
• M19: 19,632,177 km (0.06 R)
• M20: 22,236,826 km (0.1 R)
• M21: 22,438,334 km (0.12 R)
• M22: 25,390,798 km (0.092 R)
• M23: 26,618,248 km (0.091 R)
• M24: 27,651,521 km (0.096 R)
• M25: 28,473,412 km (0.056 R)
• M26: 29,553,957 km (0.116 R)
• M27: 29,797,652 km (0.06 R)
• M28: 35,095,511 km (0.084 R)
• M29: 37,750,125 km (0.111 R)
• M30: 40,836,628 km (0.034 R)
• M31: 45,046,761 km (0.053 R)
• M32: 48,008,500 km (0.106 R)
• M33: 50,573,804 km (0.114 R)
• M34: 51,097,546 km (0.111 R)
• M35: 56,723,473 km (0.072 R)
• M36: 58,815,001 km (0.089 R)
• M37: 60,957,392 km (0.095 R)
• M38: 65,603,753 km (0.039 R)
• M39: 66,018,588 km (0.075 R)

Kuiper Belt

Range: 31.5 - 60.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 171 - 12,575 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit