🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.43 AU - 0.67 AU

Year: 172 Days

Day: 21.8 Hours

Environment

Temp: 167 °C

Axial Tilt: 29.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 64,872,072 km

• M1: 22,888 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.79 AU - 1.11 AU

Year: 391 Days

Day: 44.1 Hours

Environment

Temp: -47 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.89 AU - 1.15 AU

Year: 434 Days

Day: 39.7 Hours

Environment

Temp: -55 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,872,072 km

• M1: 121,922 km (0.049 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.16 AU - 2.82 AU

Year: 1657 Days

Day: 32.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.75 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.7

Radius: 13.1

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.28 AU - 3.74 AU

Year: 2202 Days

Day: 9.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 64,872,072 km

• M1: 162,912 km (0.109 R)
• M2: 609,761 km (0.038 R)
• M3: 1,155,943 km (0.036 R)
• M4: 2,215,544 km (0.076 R)
• M5: 3,141,555 km (0.101 R)
• M6: 3,737,852 km (0.075 R)
• M7: 4,369,604 km (0.076 R)
• M8: 5,181,173 km (0.08 R)
• M9: 5,705,364 km (0.117 R)
• M10: 7,840,275 km (0.078 R)
• M11: 8,752,074 km (0.092 R)
• M12: 11,154,466 km (0.051 R)
• M13: 12,071,052 km (0.074 R)
• M14: 13,454,683 km (0.064 R)
• M15: 14,806,150 km (0.087 R)
• M16: 15,584,657 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.2

Radius: 12.6

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 3.65 AU - 4.97 AU

Year: 3774 Days

Day: 6.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 64,872,072 km

• M1: 190,438 km (0.037 R)
• M2: 880,683 km (0.103 R)
• M3: 1,434,045 km (0.059 R)
• M4: 1,930,860 km (0.111 R)
• M5: 2,614,672 km (0.083 R)
• M6: 3,014,247 km (0.093 R)
• M7: 3,490,567 km (0.075 R)
• M8: 5,302,048 km (0.071 R)
• M9: 5,871,417 km (0.113 R)
• M10: 6,481,328 km (0.045 R)
• M11: 7,016,739 km (0.09 R)
• M12: 8,403,361 km (0.085 R)
• M13: 9,144,469 km (0.101 R)
• M14: 10,603,347 km (0.11 R)
• M15: 12,595,393 km (0.05 R)
• M16: 15,908,238 km (0.115 R)
• M17: 16,832,603 km (0.107 R)
• M18: 18,120,341 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.8

Radius: 10

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 4.07 AU - 6.79 AU

Year: 5337 Days

Day: 8.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 64,872,072 km

• M1: 127,009 km (0.096 R)
• M2: 449,691 km (0.103 R)
• M3: 847,472 km (0.07 R)
• M4: 1,247,347 km (0.074 R)
• M5: 1,721,722 km (0.09 R)
• M6: 2,252,046 km (0.073 R)
• M7: 3,229,519 km (0.115 R)
• M8: 4,770,377 km (0.084 R)
• M9: 5,140,482 km (0.079 R)
• M10: 6,089,531 km (0.096 R)
• M11: 8,257,054 km (0.102 R)
• M12: 10,188,662 km (0.119 R)
• M13: 11,727,575 km (0.073 R)
• M14: 12,257,152 km (0.064 R)
• M15: 13,260,804 km (0.087 R)
• M16: 13,572,267 km (0.081 R)
• M17: 15,488,017 km (0.113 R)
• M18: 16,184,545 km (0.034 R)
• M19: 17,023,340 km (0.113 R)
• M20: 21,945,409 km (0.101 R)
• M21: 23,422,688 km (0.09 R)
• M22: 24,031,701 km (0.046 R)
• M23: 28,508,866 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 271.2

Radius: 6.1

Gravity: 7.29 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 8.18 AU - 13.42 AU

Year: 14969 Days

Day: 16.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 64,872,072 km

• M1: 77,641 km (0.093 R)
• M2: 3,939,510 km (0.12 R)
• M3: 4,265,933 km (0.084 R)
• M4: 11,247,965 km (0.093 R)
• M5: 12,645,209 km (0.092 R)
• M6: 15,983,037 km (0.109 R)
• M7: 17,816,658 km (0.105 R)
• M8: 22,746,356 km (0.11 R)
• M9: 23,618,213 km (0.078 R)
• M10: 24,421,852 km (0.112 R)
• M11: 26,557,811 km (0.049 R)
• M12: 28,614,183 km (0.112 R)
• M13: 31,410,766 km (0.092 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 653.5

Radius: 3

Gravity: 72.61 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 10.22 AU - 13.04 AU

Year: 16727 Days

Day: 21.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 64,872,072 km

• M1: 75,248 km (0.037 R)
• M2: 197,170 km (0.073 R)
• M3: 464,950 km (0.108 R)
• M4: 593,305 km (0.109 R)
• M5: 1,434,494 km (0.045 R)
• M6: 1,998,029 km (0.108 R)
• M7: 2,094,669 km (0.081 R)
• M8: 2,276,730 km (0.108 R)
• M9: 2,960,392 km (0.106 R)
• M10: 3,086,503 km (0.093 R)
• M11: 3,683,848 km (0.034 R)
• M12: 5,432,347 km (0.071 R)
• M13: 7,025,266 km (0.109 R)
• M14: 10,043,403 km (0.092 R)
• M15: 11,154,167 km (0.104 R)
• M16: 11,459,496 km (0.026 R)
• M17: 12,605,266 km (0.075 R)
• M18: 14,106,481 km (0.059 R)
• M19: 14,248,449 km (0.105 R)
• M20: 16,261,737 km (0.112 R)
• M21: 25,995,772 km (0.095 R)
• M22: 27,185,374 km (0.052 R)
• M23: 27,405,582 km (0.119 R)
• M24: 29,440,412 km (0.077 R)
• M25: 37,624,912 km (0.1 R)
• M26: 37,761,345 km (0.05 R)
• M27: 40,418,353 km (0.09 R)
• M28: 42,454,081 km (0.087 R)
• M29: 50,779,202 km (0.042 R)
• M30: 52,633,318 km (0.061 R)
• M31: 53,490,813 km (0.056 R)
• M32: 56,655,107 km (0.025 R)
• M33: 58,465,690 km (0.067 R)
• M34: 60,128,022 km (0.115 R)
• M35: 61,253,447 km (0.102 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 223.3

Radius: 3.5

Gravity: 18.23 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 14.54 AU - 17.92 AU

Year: 27576 Days

Day: 24.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,872,072 km

• M1: 48,320 km (0.118 R)
• M2: 314,006 km (0.071 R)
• M3: 516,861 km (0.078 R)
• M4: 752,776 km (0.047 R)
• M5: 2,089,134 km (0.092 R)
• M6: 2,480,781 km (0.085 R)
• M7: 2,846,997 km (0.087 R)
• M8: 2,993,154 km (0.114 R)
• M9: 4,950,194 km (0.08 R)
• M10: 8,950,141 km (0.078 R)
• M11: 9,915,197 km (0.091 R)
• M12: 16,486,433 km (0.115 R)
• M13: 25,262,892 km (0.089 R)
• M14: 27,943,685 km (0.082 R)
• M15: 37,921,415 km (0.107 R)
• M16: 54,406,202 km (0.076 R)
• M17: 58,300,534 km (0.091 R)
• M18: 58,663,459 km (0.107 R)
• M19: 60,686,770 km (0.104 R)
• M20: 63,328,668 km (0.076 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: 188 - 20,126 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit