🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.65 AU - 0.69 AU

Year: 192 Days

Day: 39.1 Hours

Environment

Temp: 218 °C

Axial Tilt: 2.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.06 AU - 1.18 AU

Year: 415 Days

Day: 29.1 Hours

Environment

Temp: 23 °C

Axial Tilt: 9.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 44,096,011 km

• M1: 103,971 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.67 AU - 1.73 AU

Year: 775 Days

Day: 41.5 Hours

Environment

Temp: -34 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.9

Radius: 9.3

Gravity: 9.24 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 6.68 AU - 10.64 AU

Year: 8916 Days

Day: 10.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 44,096,011 km

• M1: 117,434 km (0.05 R)
• M2: 488,587 km (0.114 R)
• M3: 1,252,733 km (0.071 R)
• M4: 1,614,909 km (0.091 R)
• M5: 1,915,900 km (0.074 R)
• M6: 2,254,889 km (0.119 R)
• M7: 2,881,255 km (0.066 R)
• M8: 3,189,875 km (0.078 R)
• M9: 3,496,252 km (0.119 R)
• M10: 3,822,525 km (0.099 R)
• M11: 4,894,543 km (0.093 R)
• M12: 5,239,516 km (0.102 R)
• M13: 6,263,812 km (0.071 R)
• M14: 7,704,440 km (0.111 R)
• M15: 8,000,045 km (0.042 R)
• M16: 8,524,535 km (0.062 R)
• M17: 10,035,773 km (0.094 R)
• M18: 11,119,909 km (0.108 R)
• M19: 11,662,800 km (0.058 R)
• M20: 12,280,190 km (0.09 R)
• M21: 12,919,272 km (0.092 R)
• M22: 13,397,836 km (0.065 R)
• M23: 14,646,230 km (0.1 R)
• M24: 18,477,132 km (0.106 R)
• M25: 21,986,100 km (0.09 R)
• M26: 24,801,083 km (0.103 R)
• M27: 25,261,545 km (0.085 R)
• M28: 28,046,010 km (0.067 R)
• M29: 30,922,628 km (0.11 R)
• M30: 33,428,093 km (0.069 R)
• M31: 35,017,720 km (0.07 R)
• M32: 35,364,787 km (0.032 R)
• M33: 46,737,965 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.2

Radius: 10.5

Gravity: 8.46 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 7.21 AU - 10.43 AU

Year: 9164 Days

Day: 8.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,096,011 km

• M1: 130,749 km (0.12 R)
• M2: 473,477 km (0.083 R)
• M3: 1,193,342 km (0.086 R)
• M4: 1,535,323 km (0.106 R)
• M5: 2,130,722 km (0.12 R)
• M6: 4,717,419 km (0.04 R)
• M7: 5,941,429 km (0.113 R)
• M8: 8,135,880 km (0.087 R)
• M9: 8,540,692 km (0.107 R)
• M10: 10,140,940 km (0.104 R)
• M11: 19,661,947 km (0.088 R)
• M12: 20,065,562 km (0.065 R)
• M13: 21,479,113 km (0.103 R)
• M14: 28,927,890 km (0.037 R)
• M15: 32,268,261 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.6

Radius: 9.2

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 7.98 AU - 10.06 AU

Year: 9477 Days

Day: 5.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,096,011 km

• M1: 119,678 km (0.113 R)
• M2: 421,268 km (0.086 R)
• M3: 749,037 km (0.073 R)
• M4: 1,073,215 km (0.1 R)
• M5: 1,504,955 km (0.108 R)
• M6: 2,002,667 km (0.112 R)
• M7: 2,780,725 km (0.116 R)
• M8: 3,217,401 km (0.102 R)
• M9: 4,636,936 km (0.118 R)
• M10: 5,131,506 km (0.115 R)
• M11: 5,790,634 km (0.093 R)
• M12: 6,123,789 km (0.098 R)
• M13: 9,269,533 km (0.1 R)
• M14: 9,866,428 km (0.075 R)
• M15: 10,734,994 km (0.108 R)
• M16: 12,078,233 km (0.1 R)
• M17: 12,958,766 km (0.11 R)
• M18: 15,728,271 km (0.076 R)
• M19: 17,182,961 km (0.04 R)
• M20: 17,803,194 km (0.097 R)
• M21: 23,064,102 km (0.096 R)
• M22: 23,649,628 km (0.052 R)
• M23: 29,766,087 km (0.057 R)
• M24: 34,853,761 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.9

Radius: 9.5

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 8.58 AU - 10.72 AU

Year: 10487 Days

Day: 9.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,096,011 km

• M1: 118,182 km (0.073 R)
• M2: 459,565 km (0.104 R)
• M3: 772,823 km (0.097 R)
• M4: 1,157,738 km (0.104 R)
• M5: 1,545,795 km (0.11 R)
• M6: 1,846,636 km (0.116 R)
• M7: 2,418,848 km (0.113 R)
• M8: 3,083,063 km (0.111 R)
• M9: 3,446,735 km (0.102 R)
• M10: 4,260,697 km (0.084 R)
• M11: 4,801,643 km (0.045 R)
• M12: 6,160,141 km (0.118 R)
• M13: 6,481,926 km (0.086 R)
• M14: 7,758,894 km (0.088 R)
• M15: 9,288,681 km (0.108 R)
• M16: 10,100,250 km (0.083 R)
• M17: 12,195,518 km (0.109 R)
• M18: 13,051,068 km (0.066 R)
• M19: 15,137,958 km (0.084 R)
• M20: 16,328,458 km (0.067 R)
• M21: 19,195,651 km (0.099 R)
• M22: 27,317,170 km (0.1 R)
• M23: 33,697,519 km (0.094 R)
• M24: 38,905,469 km (0.118 R)

Kuiper Belt

Range: 31.4 - 60.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 391 - 16,233 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit