🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.45 AU - 0.59 AU

Year: 139 Days

Day: 44.7 Hours

Environment

Temp: 199 °C

Axial Tilt: 45.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.55 AU - 0.91 AU

Year: 231 Days

Day: 17.8 Hours

Environment

Temp: 138 °C

Axial Tilt: 19.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.96 AU - 2.48 AU

Year: 1227 Days

Day: 30 Hours

Environment

Temp: -76 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 56,359,840 km

• M1: 1,381,536 km (0.067 R)
• M2: 1,655,600 km (0.063 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.62 AU - 4.22 AU

Year: 2346 Days

Day: 34.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.07 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.7

Radius: 10.3

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 5.81 AU - 7.61 AU

Year: 6446 Days

Day: 12.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,359,840 km

• M1: 135,536 km (0.12 R)
• M2: 561,890 km (0.116 R)
• M3: 955,930 km (0.115 R)
• M4: 1,837,361 km (0.077 R)
• M5: 3,510,164 km (0.096 R)
• M6: 4,363,919 km (0.055 R)
• M7: 5,147,812 km (0.111 R)
• M8: 5,528,539 km (0.037 R)
• M9: 5,991,245 km (0.089 R)
• M10: 9,810,030 km (0.083 R)
• M11: 21,715,178 km (0.07 R)
• M12: 23,262,170 km (0.115 R)
• M13: 28,979,651 km (0.095 R)
• M14: 32,506,720 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.3

Radius: 8.2

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.8 AU - 8.28 AU

Year: 6927 Days

Day: 11.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 56,359,840 km

• M1: 102,026 km (0.095 R)
• M2: 391,946 km (0.113 R)
• M3: 744,997 km (0.046 R)
• M4: 1,088,624 km (0.089 R)
• M5: 1,622,688 km (0.114 R)
• M6: 2,064,451 km (0.088 R)
• M7: 2,479,734 km (0.058 R)
• M8: 3,206,481 km (0.037 R)
• M9: 3,591,097 km (0.109 R)
• M10: 4,214,920 km (0.051 R)
• M11: 5,677,090 km (0.117 R)
• M12: 6,381,247 km (0.035 R)
• M13: 6,991,307 km (0.045 R)
• M14: 12,311,157 km (0.051 R)
• M15: 12,981,056 km (0.038 R)
• M16: 13,440,920 km (0.103 R)
• M17: 15,905,395 km (0.088 R)
• M18: 20,635,979 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.6

Radius: 10.1

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 7.4 AU - 10.36 AU

Year: 9813 Days

Day: 9.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 56,359,840 km

• M1: 125,662 km (0.066 R)
• M2: 673,490 km (0.086 R)
• M3: 1,023,698 km (0.104 R)
• M4: 1,357,601 km (0.085 R)
• M5: 1,999,226 km (0.116 R)
• M6: 2,729,413 km (0.071 R)
• M7: 4,311,261 km (0.109 R)
• M8: 6,430,764 km (0.083 R)
• M9: 6,880,156 km (0.107 R)
• M10: 8,754,617 km (0.08 R)
• M11: 15,179,995 km (0.059 R)
• M12: 15,775,843 km (0.114 R)
• M13: 16,318,585 km (0.098 R)
• M14: 21,282,541 km (0.114 R)
• M15: 21,778,308 km (0.059 R)
• M16: 23,839,169 km (0.027 R)
• M17: 24,644,454 km (0.069 R)
• M18: 27,655,111 km (0.12 R)
• M19: 29,861,829 km (0.059 R)
• M20: 33,277,448 km (0.105 R)
• M21: 33,945,702 km (0.032 R)
• M22: 34,509,386 km (0.106 R)
• M23: 42,676,832 km (0.103 R)
• M24: 43,465,661 km (0.111 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.5

Radius: 15

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 10.84 AU - 12.64 AU

Year: 14918 Days

Day: 6.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 56,359,840 km

• M1: 187,147 km (0.039 R)
• M2: 1,315,115 km (0.03 R)
• M3: 1,895,405 km (0.104 R)
• M4: 2,395,959 km (0.11 R)
• M5: 3,754,757 km (0.045 R)
• M6: 5,653,752 km (0.109 R)
• M7: 7,308,305 km (0.112 R)
• M8: 10,508,652 km (0.119 R)
• M9: 13,857,400 km (0.08 R)
• M10: 16,298,389 km (0.053 R)
• M11: 16,989,830 km (0.09 R)
• M12: 19,437,401 km (0.071 R)
• M13: 21,014,013 km (0.106 R)
• M14: 22,018,712 km (0.076 R)
• M15: 23,634,070 km (0.087 R)
• M16: 24,921,808 km (0.107 R)
• M17: 26,570,227 km (0.045 R)
• M18: 27,529,000 km (0.095 R)
• M19: 28,290,453 km (0.108 R)
• M20: 30,659,485 km (0.098 R)
• M21: 31,359,902 km (0.114 R)
• M22: 31,832,931 km (0.1 R)
• M23: 39,648,522 km (0.064 R)
• M24: 44,071,533 km (0.075 R)
• M25: 49,130,484 km (0.097 R)
• M26: 51,225,452 km (0.085 R)
• M27: 52,377,954 km (0.083 R)
• M28: 53,379,512 km (0.103 R)
• M29: 60,021,358 km (0.077 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 364.3

Radius: 3.1

Gravity: 37.91 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 12.68 AU - 13.42 AU

Year: 17483 Days

Day: 17.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 56,359,840 km

• M1: 40,242 km (0.05 R)
• M2: 252,372 km (0.027 R)
• M3: 400,922 km (0.05 R)
• M4: 502,798 km (0.094 R)
• M5: 630,106 km (0.097 R)
• M6: 856,747 km (0.099 R)
• M7: 1,222,663 km (0.115 R)
• M8: 2,432,761 km (0.113 R)
• M9: 2,579,666 km (0.118 R)
• M10: 3,104,754 km (0.1 R)
• M11: 3,431,177 km (0.12 R)
• M12: 4,901,873 km (0.091 R)
• M13: 6,424,181 km (0.066 R)
• M14: 7,249,064 km (0.072 R)
• M15: 7,686,787 km (0.106 R)
• M16: 8,518,851 km (0.085 R)
• M17: 8,711,533 km (0.118 R)
• M18: 12,697,119 km (0.092 R)
• M19: 14,391,465 km (0.112 R)
• M20: 15,363,402 km (0.117 R)
• M21: 17,983,160 km (0.103 R)
• M22: 19,773,697 km (0.112 R)
• M23: 20,196,610 km (0.068 R)
• M24: 22,401,832 km (0.11 R)
• M25: 26,560,803 km (0.097 R)
• M26: 27,075,569 km (0.1 R)
• M27: 30,978,877 km (0.082 R)
• M28: 34,261,952 km (0.096 R)
• M29: 39,609,627 km (0.082 R)
• M30: 42,201,410 km (0.11 R)
• M31: 44,325,699 km (0.083 R)
• M32: 47,417,887 km (0.096 R)
• M33: 48,022,712 km (0.078 R)
• M34: 52,885,540 km (0.082 R)
• M35: 53,047,704 km (0.11 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: 212 - 12,387 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit