🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.62 AU - 0.72 AU

Year: 207 Days

Day: 14.3 Hours

Environment

Temp: 136 °C

Axial Tilt: 36.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.49 AU - 2.53 AU

Year: 1498 Days

Day: 16.6 Hours

Environment

Temp: -92 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 3.85 AU - 4.75 AU

Year: 3359 Days

Day: 18.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465.8

Radius: 13.8

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 4.58 AU - 5.7 AU

Year: 4390 Days

Day: 9.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,230,539 km

• M1: 171,738 km (0.108 R)
• M2: 685,457 km (0.081 R)
• M3: 1,121,834 km (0.116 R)
• M4: 1,707,360 km (0.087 R)
• M5: 2,540,172 km (0.049 R)
• M6: 4,743,748 km (0.115 R)
• M7: 5,289,781 km (0.103 R)
• M8: 6,130,670 km (0.089 R)
• M9: 7,706,385 km (0.111 R)
• M10: 9,422,571 km (0.1 R)
• M11: 12,830,112 km (0.098 R)
• M12: 15,388,385 km (0.118 R)
• M13: 16,201,449 km (0.116 R)
• M14: 16,815,698 km (0.096 R)
• M15: 23,205,323 km (0.098 R)
• M16: 23,986,523 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87.5

Radius: 14.1

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 5.22 AU - 6.34 AU

Year: 5235 Days

Day: 11.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 44,230,539 km

• M1: 177,722 km (0.05 R)
• M2: 732,581 km (0.08 R)
• M3: 1,197,681 km (0.107 R)
• M4: 2,136,856 km (0.094 R)
• M5: 3,216,205 km (0.104 R)
• M6: 5,246,697 km (0.051 R)
• M7: 5,795,272 km (0.058 R)
• M8: 6,981,583 km (0.119 R)
• M9: 7,965,937 km (0.082 R)
• M10: 8,976,919 km (0.082 R)
• M11: 12,248,774 km (0.078 R)
• M12: 14,723,722 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.4

Radius: 8.5

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 6.25 AU - 8.41 AU

Year: 7476 Days

Day: 8.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 44,230,539 km

• M1: 106,065 km (0.113 R)
• M2: 411,693 km (0.076 R)
• M3: 737,966 km (0.09 R)
• M4: 1,109,567 km (0.117 R)
• M5: 1,680,433 km (0.112 R)
• M6: 2,130,722 km (0.069 R)
• M7: 2,519,527 km (0.108 R)
• M8: 3,013,051 km (0.109 R)
• M9: 4,518,604 km (0.077 R)
• M10: 5,391,507 km (0.071 R)
• M11: 6,602,203 km (0.112 R)
• M12: 7,613,484 km (0.11 R)
• M13: 8,175,374 km (0.063 R)
• M14: 9,722,814 km (0.085 R)
• M15: 10,339,307 km (0.114 R)
• M16: 11,846,207 km (0.103 R)
• M17: 12,144,206 km (0.066 R)
• M18: 12,498,304 km (0.065 R)
• M19: 13,386,915 km (0.09 R)
• M20: 15,643,001 km (0.086 R)
• M21: 16,489,276 km (0.073 R)
• M22: 17,686,059 km (0.075 R)
• M23: 18,075,761 km (0.08 R)
• M24: 20,393,331 km (0.054 R)
• M25: 22,293,972 km (0.081 R)
• M26: 25,035,204 km (0.099 R)
• M27: 25,857,992 km (0.12 R)
• M28: 28,611,790 km (0.11 R)
• M29: 30,614,755 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.9

Radius: 8.8

Gravity: 11.16 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 5.95 AU - 9.25 AU

Year: 7893 Days

Day: 9.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 44,230,539 km

• M1: 109,655 km (0.076 R)
• M2: 397,930 km (0.099 R)
• M3: 823,985 km (0.095 R)
• M4: 1,174,343 km (0.06 R)
• M5: 1,528,292 km (0.088 R)
• M6: 2,100,055 km (0.09 R)
• M7: 2,588,193 km (0.039 R)
• M8: 3,172,672 km (0.113 R)
• M9: 3,496,401 km (0.073 R)
• M10: 4,129,948 km (0.114 R)
• M11: 5,493,234 km (0.082 R)
• M12: 7,212,413 km (0.049 R)
• M13: 8,585,123 km (0.066 R)
• M14: 9,170,948 km (0.104 R)
• M15: 10,422,484 km (0.078 R)
• M16: 11,247,217 km (0.079 R)
• M17: 11,729,819 km (0.106 R)
• M18: 15,307,901 km (0.087 R)
• M19: 16,577,538 km (0.032 R)
• M20: 16,922,960 km (0.091 R)
• M21: 17,988,396 km (0.058 R)
• M22: 20,409,488 km (0.107 R)
• M23: 21,780,403 km (0.059 R)
• M24: 26,353,759 km (0.096 R)
• M25: 33,357,782 km (0.103 R)
• M26: 33,687,795 km (0.083 R)
• M27: 35,256,179 km (0.111 R)
• M28: 36,405,988 km (0.074 R)
• M29: 36,872,734 km (0.081 R)
• M30: 40,005,163 km (0.108 R)
• M31: 40,377,512 km (0.108 R)
• M32: 42,790,526 km (0.108 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 19,649 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit