🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.91 AU - 1.11 AU

Year: 375 Days

Day: 18.5 Hours

Environment

Temp: 16 °C

Axial Tilt: 34.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 30,345,280 km

• M1: 994,227 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 3.42 AU - 3.92 AU

Year: 2594 Days

Day: 40.1 Hours

Environment

Temp: -128 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.5

Radius: 11.6

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 4.38 AU - 5.3 AU

Year: 3929 Days

Day: 13.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 30,345,280 km

• M1: 154,086 km (0.05 R)
• M2: 591,061 km (0.104 R)
• M3: 1,119,142 km (0.071 R)
• M4: 2,312,035 km (0.106 R)
• M5: 3,247,471 km (0.096 R)
• M6: 4,058,740 km (0.055 R)
• M7: 4,439,915 km (0.065 R)
• M8: 5,205,408 km (0.094 R)
• M9: 5,779,714 km (0.115 R)
• M10: 7,284,968 km (0.028 R)
• M11: 8,477,861 km (0.05 R)
• M12: 11,365,249 km (0.062 R)
• M13: 12,004,780 km (0.088 R)
• M14: 14,296,021 km (0.075 R)
• M15: 17,122,075 km (0.083 R)
• M16: 17,591,662 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.1

Radius: 12.8

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 3.88 AU - 6.38 AU

Year: 4287 Days

Day: 10.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,345,280 km

• M1: 159,172 km (0.072 R)
• M2: 1,046,288 km (0.1 R)
• M3: 3,001,980 km (0.109 R)
• M4: 3,821,627 km (0.097 R)
• M5: 4,431,987 km (0.091 R)
• M6: 7,952,922 km (0.099 R)
• M7: 8,730,532 km (0.066 R)
• M8: 10,770,448 km (0.083 R)
• M9: 11,633,927 km (0.116 R)
• M10: 13,303,888 km (0.096 R)
• M11: 13,745,352 km (0.077 R)
• M12: 14,554,227 km (0.098 R)
• M13: 16,101,069 km (0.098 R)
• M14: 16,546,422 km (0.069 R)
• M15: 19,144,937 km (0.082 R)
• M16: 19,708,173 km (0.087 R)
• M17: 22,140,934 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.2

Radius: 10.7

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 8.46 AU - 9.96 AU

Year: 10313 Days

Day: 6.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 30,345,280 km

• M1: 144,960 km (0.079 R)
• M2: 484,248 km (0.115 R)
• M3: 871,108 km (0.101 R)
• M4: 1,240,914 km (0.088 R)
• M5: 1,597,256 km (0.109 R)
• M6: 2,670,621 km (0.089 R)
• M7: 5,495,328 km (0.101 R)
• M8: 16,843,523 km (0.068 R)
• M9: 19,839,221 km (0.066 R)
• M10: 20,583,769 km (0.106 R)
• M11: 24,334,637 km (0.066 R)
• M12: 27,590,784 km (0.083 R)
• M13: 31,126,530 km (0.057 R)
• M14: 33,995,219 km (0.104 R)
• M15: 35,276,823 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 481.9

Radius: 7.4

Gravity: 8.8 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 9.49 AU - 15.61 AU

Year: 16404 Days

Day: 16.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 30,345,280 km

• M1: 92,302 km (0.053 R)
• M2: 609,611 km (0.118 R)
• M3: 1,039,406 km (0.092 R)
• M4: 1,581,249 km (0.118 R)
• M5: 2,162,138 km (0.074 R)
• M6: 2,502,024 km (0.064 R)
• M7: 3,315,089 km (0.03 R)
• M8: 3,550,107 km (0.104 R)
• M9: 4,898,283 km (0.118 R)
• M10: 6,721,582 km (0.105 R)
• M11: 7,899,216 km (0.095 R)
• M12: 9,728,499 km (0.089 R)
• M13: 11,643,202 km (0.117 R)
• M14: 12,005,379 km (0.076 R)
• M15: 14,476,586 km (0.098 R)
• M16: 16,052,300 km (0.101 R)
• M17: 19,288,102 km (0.115 R)
• M18: 20,225,034 km (0.118 R)
• M19: 21,641,576 km (0.105 R)
• M20: 23,503,621 km (0.115 R)
• M21: 24,572,049 km (0.115 R)
• M22: 28,295,091 km (0.119 R)
• M23: 29,060,284 km (0.119 R)
• M24: 34,065,978 km (0.093 R)
• M25: 35,433,004 km (0.063 R)
• M26: 36,066,401 km (0.103 R)
• M27: 36,836,381 km (0.119 R)
• M28: 39,077,357 km (0.079 R)
• M29: 40,437,202 km (0.11 R)
• M30: 42,110,155 km (0.112 R)
• M31: 42,678,029 km (0.061 R)
• M32: 43,107,225 km (0.095 R)
• M33: 44,558,623 km (0.12 R)
• M34: 46,192,531 km (0.089 R)
• M35: 50,371,697 km (0.11 R)
• M36: 58,060,280 km (0.064 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 59.2

Radius: 3.1

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 11.23 AU - 14.61 AU

Year: 17134 Days

Day: 19.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 30,345,280 km

• M1: 39,045 km (0.064 R)
• M2: 142,866 km (0.085 R)
• M3: 256,411 km (0.1 R)
• M4: 906,862 km (0.107 R)
• M5: 1,127,669 km (0.091 R)
• M6: 1,675,496 km (0.106 R)
• M7: 2,316,074 km (0.112 R)
• M8: 4,035,103 km (0.094 R)
• M9: 4,864,025 km (0.118 R)
• M10: 5,446,858 km (0.097 R)
• M11: 7,544,669 km (0.032 R)
• M12: 8,095,489 km (0.11 R)
• M13: 8,323,177 km (0.111 R)
• M14: 10,037,868 km (0.053 R)
• M15: 10,478,433 km (0.119 R)
• M16: 16,505,432 km (0.114 R)
• M17: 17,682,618 km (0.108 R)
• M18: 18,454,244 km (0.112 R)
• M19: 19,248,160 km (0.088 R)
• M20: 24,573,545 km (0.098 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 449 - 14,585 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit