🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.79 AU - 0.85 AU

Year: 281 Days

Day: 21.8 Hours

Environment

Temp: 101 °C

Axial Tilt: 39.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 27,589,539 km

• M1: 692,040 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.17 AU - 1.87 AU

Year: 710 Days

Day: 22.5 Hours

Environment

Temp: -49 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,589,539 km

• M1: 99,931 km (0.035 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.11 AU - 3.13 AU

Year: 1606 Days

Day: 47.9 Hours

Environment

Temp: -97 °C

Axial Tilt: 16.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,589,539 km

• M1: 124,017 km (0.049 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.78 AU - 3.92 AU

Year: 2322 Days

Day: 42.1 Hours

Environment

Temp: -128 °C

Axial Tilt: 155.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.7 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 3.99 AU - 4.09 AU

Year: 3076 Days

Day: 17.2 Hours

Environment

Temp: -133 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.4

Radius: 13.9

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 4.52 AU - 5.04 AU

Year: 3958 Days

Day: 9 Hours

Environment

Temp: -150 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 27,589,539 km

• M1: 172,935 km (0.118 R)
• M2: 1,282,503 km (0.079 R)
• M3: 2,073,576 km (0.102 R)
• M4: 3,153,224 km (0.104 R)
• M5: 3,692,075 km (0.116 R)
• M6: 4,506,486 km (0.113 R)
• M7: 5,301,150 km (0.076 R)
• M8: 6,462,778 km (0.104 R)
• M9: 7,237,395 km (0.061 R)
• M10: 9,167,956 km (0.085 R)
• M11: 10,793,486 km (0.068 R)
• M12: 11,513,202 km (0.086 R)
• M13: 14,075,813 km (0.064 R)
• M14: 16,116,777 km (0.056 R)
• M15: 19,244,120 km (0.033 R)
• M16: 23,491,354 km (0.103 R)
• M17: 25,478,163 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.5

Radius: 12.8

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 4.77 AU - 5.15 AU

Year: 4184 Days

Day: 5.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 27,589,539 km

• M1: 159,172 km (0.07 R)
• M2: 630,854 km (0.116 R)
• M3: 1,223,112 km (0.085 R)
• M4: 2,855,823 km (0.12 R)
• M5: 4,428,546 km (0.12 R)
• M6: 5,008,088 km (0.088 R)
• M7: 6,694,206 km (0.104 R)
• M8: 7,569,652 km (0.092 R)
• M9: 8,400,818 km (0.087 R)
• M10: 9,387,566 km (0.104 R)
• M11: 10,762,968 km (0.066 R)
• M12: 13,012,322 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453.8

Radius: 13.1

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 5.06 AU - 5.6 AU

Year: 4661 Days

Day: 9.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 27,589,539 km

• M1: 163,660 km (0.097 R)
• M2: 1,126,472 km (0.108 R)
• M3: 2,051,735 km (0.105 R)
• M4: 2,905,490 km (0.108 R)
• M5: 3,671,730 km (0.057 R)
• M6: 6,110,475 km (0.113 R)
• M7: 6,613,123 km (0.115 R)
• M8: 8,540,393 km (0.043 R)
• M9: 10,152,759 km (0.085 R)
• M10: 10,648,825 km (0.077 R)
• M11: 15,925,292 km (0.041 R)
• M12: 18,782,910 km (0.082 R)
• M13: 21,830,219 km (0.046 R)
• M14: 24,819,633 km (0.044 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.2

Radius: 14.2

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 4.65 AU - 6.67 AU

Year: 5100 Days

Day: 6 Hours

Environment

Temp: -153 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 27,589,539 km

• M1: 176,525 km (0.08 R)
• M2: 811,120 km (0.12 R)
• M3: 1,466,209 km (0.118 R)
• M4: 2,207,616 km (0.096 R)
• M5: 2,674,660 km (0.087 R)
• M6: 3,133,028 km (0.085 R)
• M7: 3,665,297 km (0.098 R)
• M8: 5,068,525 km (0.041 R)
• M9: 5,892,959 km (0.076 R)
• M10: 6,553,135 km (0.093 R)
• M11: 7,915,223 km (0.117 R)
• M12: 10,071,078 km (0.076 R)
• M13: 12,068,210 km (0.101 R)
• M14: 14,637,254 km (0.079 R)
• M15: 18,478,179 km (0.073 R)
• M16: 18,985,466 km (0.115 R)
• M17: 19,632,477 km (0.116 R)
• M18: 20,970,630 km (0.067 R)
• M19: 21,453,232 km (0.075 R)
• M20: 23,310,639 km (0.045 R)
• M21: 24,203,140 km (0.119 R)
• M22: 25,977,371 km (0.097 R)
• M23: 26,775,326 km (0.115 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 326 - 18,176 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit