🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.99 AU - 0.99 AU

Year: 355 Days

Day: 35 Hours

Environment

Temp: 125 °C

Axial Tilt: 27.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 79,996,552 km

• M1: 24,983 km (0.037 R)
• M2: 152,141 km (0.043 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.47 AU - 1.57 AU

Year: 674 Days

Day: 36.8 Hours

Environment

Temp: -31 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 79,996,552 km

• M1: 162,762 km (0.088 R)
• M2: 239,506 km (0.072 R)

Asteroid Belt

Center: 2.13 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.13 AU - 3.33 AU

Year: 1623 Days

Day: 30 Hours

Environment

Temp: -80 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,996,552 km

• M1: 309,817 km (0.117 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 2.49 AU - 3.31 AU

Year: 1777 Days

Day: 22.2 Hours

Environment

Temp: -88 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.36 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377.3

Radius: 13

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 9.21 AU - 10.43 AU

Year: 11075 Days

Day: 5.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 79,996,552 km

• M1: 161,715 km (0.119 R)
• M2: 589,864 km (0.09 R)
• M3: 1,397,843 km (0.116 R)
• M4: 1,867,281 km (0.112 R)
• M5: 2,353,474 km (0.082 R)
• M6: 2,944,984 km (0.096 R)
• M7: 3,377,920 km (0.066 R)
• M8: 4,108,257 km (0.113 R)
• M9: 4,882,575 km (0.106 R)
• M10: 5,305,189 km (0.073 R)
• M11: 6,434,653 km (0.091 R)
• M12: 7,324,162 km (0.099 R)
• M13: 8,294,155 km (0.113 R)
• M14: 9,718,326 km (0.046 R)
• M15: 10,588,088 km (0.12 R)
• M16: 12,706,544 km (0.119 R)
• M17: 13,452,140 km (0.081 R)
• M18: 14,348,381 km (0.112 R)
• M19: 15,605,003 km (0.033 R)
• M20: 16,326,812 km (0.047 R)
• M21: 19,140,449 km (0.049 R)
• M22: 19,664,191 km (0.094 R)
• M23: 20,897,177 km (0.12 R)
• M24: 23,945,234 km (0.11 R)
• M25: 26,073,862 km (0.11 R)
• M26: 27,278,125 km (0.105 R)
• M27: 28,713,516 km (0.096 R)
• M28: 31,526,554 km (0.12 R)
• M29: 33,645,010 km (0.099 R)
• M30: 38,281,946 km (0.112 R)
• M31: 39,474,390 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.2

Radius: 8.9

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 9.95 AU - 10.75 AU

Year: 11983 Days

Day: 13.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 79,996,552 km

• M1: 112,797 km (0.097 R)
• M2: 1,006,644 km (0.091 R)
• M3: 1,683,574 km (0.097 R)
• M4: 2,585,949 km (0.117 R)
• M5: 3,780,488 km (0.083 R)
• M6: 5,617,101 km (0.116 R)
• M7: 15,344,104 km (0.099 R)
• M8: 16,206,237 km (0.108 R)
• M9: 17,466,898 km (0.097 R)
• M10: 19,711,464 km (0.076 R)
• M11: 22,431,303 km (0.075 R)
• M12: 22,797,220 km (0.054 R)
• M13: 27,421,140 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 203.1

Radius: 6.7

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 12.67 AU - 14.05 AU

Year: 17574 Days

Day: 16 Hours

Environment

Temp: -179 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 79,996,552 km

• M1: 83,326 km (0.094 R)
• M2: 438,621 km (0.109 R)
• M3: 678,726 km (0.119 R)
• M4: 890,556 km (0.065 R)
• M5: 1,252,134 km (0.104 R)
• M6: 1,678,339 km (0.119 R)
• M7: 2,024,658 km (0.097 R)
• M8: 2,251,149 km (0.09 R)
• M9: 3,285,618 km (0.076 R)
• M10: 4,374,092 km (0.073 R)
• M11: 4,938,226 km (0.119 R)
• M12: 6,246,758 km (0.1 R)
• M13: 6,692,261 km (0.12 R)
• M14: 7,318,777 km (0.093 R)
• M15: 7,687,984 km (0.086 R)
• M16: 8,243,142 km (0.116 R)
• M17: 8,779,001 km (0.087 R)
• M18: 14,564,549 km (0.054 R)
• M19: 15,347,096 km (0.107 R)
• M20: 15,748,766 km (0.079 R)
• M21: 16,783,684 km (0.037 R)
• M22: 17,643,573 km (0.044 R)
• M23: 21,627,963 km (0.059 R)
• M24: 22,388,219 km (0.086 R)
• M25: 22,904,930 km (0.118 R)
• M26: 23,694,956 km (0.095 R)
• M27: 24,867,804 km (0.117 R)
• M28: 30,891,512 km (0.081 R)
• M29: 34,068,521 km (0.117 R)
• M30: 35,328,584 km (0.089 R)
• M31: 41,191,624 km (0.107 R)
• M32: 41,578,185 km (0.118 R)
• M33: 41,837,289 km (0.082 R)
• M34: 43,547,641 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 954

Radius: 7.6

Gravity: 16.52 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 11.85 AU - 15.57 AU

Year: 18270 Days

Day: 19.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 79,996,552 km

• M1: 105,167 km (0.114 R)
• M2: 364,121 km (0.066 R)
• M3: 714,779 km (0.107 R)
• M4: 1,241,064 km (0.085 R)
• M5: 1,720,226 km (0.104 R)
• M6: 2,544,660 km (0.091 R)
• M7: 2,888,286 km (0.083 R)
• M8: 4,241,100 km (0.099 R)
• M9: 5,846,734 km (0.059 R)
• M10: 6,447,219 km (0.098 R)
• M11: 6,854,574 km (0.077 R)
• M12: 10,323,899 km (0.071 R)
• M13: 11,072,038 km (0.049 R)
• M14: 11,722,788 km (0.118 R)
• M15: 12,467,636 km (0.103 R)
• M16: 16,756,308 km (0.116 R)
• M17: 17,526,587 km (0.051 R)
• M18: 22,961,777 km (0.052 R)
• M19: 25,107,609 km (0.068 R)
• M20: 28,813,298 km (0.101 R)
• M21: 29,423,508 km (0.112 R)
• M22: 31,305,748 km (0.11 R)
• M23: 38,012,221 km (0.113 R)
• M24: 40,545,810 km (0.051 R)
• M25: 45,452,022 km (0.071 R)
• M26: 47,283,848 km (0.082 R)
• M27: 57,185,880 km (0.082 R)
• M28: 61,908,386 km (0.103 R)
• M29: 67,524,589 km (0.116 R)

Kuiper Belt

Range: 30.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 371 - 10,577 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit