🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.41 AU - 0.63 AU

Year: 136 Days

Day: 41.9 Hours

Environment

Temp: 212 °C

Axial Tilt: 39.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.18 AU - 3.44 AU

Year: 1712 Days

Day: 20 Hours

Environment

Temp: -106 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 3.25 AU - 5.11 AU

Year: 3106 Days

Day: 14.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,141,618 km

• M1: 1,976,188 km (0.088 R)

Asteroid Belt

Center: 4.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.2

Radius: 9.6

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 4.83 AU - 5.49 AU

Year: 4260 Days

Day: 6.3 Hours

Environment

Temp: -135 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 71,141,618 km

• M1: 119,379 km (0.095 R)
• M2: 734,077 km (0.093 R)
• M3: 1,587,383 km (0.097 R)
• M4: 4,113,642 km (0.087 R)
• M5: 6,148,622 km (0.113 R)
• M6: 6,572,283 km (0.105 R)
• M7: 8,397,377 km (0.049 R)
• M8: 12,520,743 km (0.09 R)
• M9: 14,542,110 km (0.05 R)
• M10: 15,193,758 km (0.071 R)
• M11: 15,552,643 km (0.053 R)
• M12: 17,600,638 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195

Radius: 9.3

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 5.56 AU - 7.24 AU

Year: 5884 Days

Day: 10.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 71,141,618 km

• M1: 119,080 km (0.104 R)
• M2: 578,794 km (0.079 R)
• M3: 951,143 km (0.084 R)
• M4: 1,879,099 km (0.073 R)
• M5: 3,302,971 km (0.054 R)
• M6: 3,622,662 km (0.105 R)
• M7: 4,173,332 km (0.082 R)
• M8: 5,808,885 km (0.075 R)
• M9: 9,595,058 km (0.105 R)
• M10: 11,734,756 km (0.08 R)
• M11: 12,039,337 km (0.038 R)
• M12: 18,762,864 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.7

Radius: 11.2

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 6.02 AU - 8.48 AU

Year: 7095 Days

Day: 9.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 71,141,618 km

• M1: 144,960 km (0.053 R)
• M2: 713,283 km (0.064 R)
• M3: 1,136,944 km (0.096 R)
• M4: 1,810,733 km (0.084 R)
• M5: 2,303,358 km (0.112 R)
• M6: 3,019,783 km (0.103 R)
• M7: 3,495,504 km (0.095 R)
• M8: 5,144,970 km (0.086 R)
• M9: 6,173,605 km (0.069 R)
• M10: 8,159,217 km (0.082 R)
• M11: 8,797,402 km (0.052 R)
• M12: 9,554,666 km (0.115 R)
• M13: 10,771,645 km (0.045 R)
• M14: 12,918,823 km (0.051 R)
• M15: 16,811,061 km (0.081 R)
• M16: 18,310,031 km (0.115 R)
• M17: 18,851,725 km (0.097 R)
• M18: 20,038,336 km (0.088 R)
• M19: 24,872,142 km (0.114 R)
• M20: 26,556,016 km (0.116 R)
• M21: 28,135,470 km (0.063 R)
• M22: 31,867,787 km (0.075 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.1

Radius: 14.1

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 7.03 AU - 8.75 AU

Year: 8055 Days

Day: 10.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 71,141,618 km

• M1: 175,628 km (0.108 R)
• M2: 622,178 km (0.044 R)
• M3: 1,111,363 km (0.099 R)
• M4: 2,201,183 km (0.104 R)
• M5: 2,893,223 km (0.053 R)
• M6: 3,543,824 km (0.099 R)
• M7: 4,634,392 km (0.093 R)
• M8: 6,400,545 km (0.092 R)
• M9: 8,133,337 km (0.081 R)
• M10: 11,671,177 km (0.051 R)
• M11: 13,326,328 km (0.102 R)
• M12: 19,806,010 km (0.102 R)
• M13: 21,147,305 km (0.036 R)
• M14: 22,310,727 km (0.105 R)
• M15: 25,882,676 km (0.115 R)
• M16: 29,819,493 km (0.098 R)
• M17: 30,496,124 km (0.074 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 617.9

Radius: 4.8

Gravity: 26.82 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 10.67 AU - 17.33 AU

Year: 19038 Days

Day: 24 Hours

Environment

Temp: -189 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 71,141,618 km

• M1: 63,579 km (0.068 R)
• M2: 267,481 km (0.089 R)
• M3: 796,160 km (0.039 R)
• M4: 1,030,131 km (0.108 R)
• M5: 1,670,709 km (0.093 R)
• M6: 1,847,683 km (0.064 R)
• M7: 2,367,087 km (0.078 R)
• M8: 2,853,430 km (0.118 R)
• M9: 4,440,514 km (0.049 R)
• M10: 5,830,278 km (0.095 R)
• M11: 6,667,427 km (0.087 R)
• M12: 11,693,467 km (0.048 R)
• M13: 11,950,626 km (0.11 R)
• M14: 17,413,641 km (0.093 R)
• M15: 21,920,726 km (0.069 R)
• M16: 28,747,176 km (0.077 R)
• M17: 41,293,799 km (0.028 R)
• M18: 47,679,085 km (0.082 R)
• M19: 47,842,446 km (0.099 R)
• M20: 48,006,256 km (0.107 R)
• M21: 50,001,592 km (0.038 R)
• M22: 62,360,620 km (0.076 R)
• M23: 63,539,900 km (0.051 R)
• M24: 65,740,186 km (0.101 R)

Kuiper Belt

Range: 30.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 247 - 17,659 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit