🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.95 AU - 1.09 AU

Year: 360 Days

Day: 26.8 Hours

Environment

Temp: 123 °C

Axial Tilt: 2.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 115,708,028 km

• M1: 533,616 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.23 AU - 1.51 AU

Year: 561 Days

Day: 19.5 Hours

Environment

Temp: -6 °C

Axial Tilt: 1.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.73 AU - 5.39 AU

Year: 3407 Days

Day: 42.9 Hours

Environment

Temp: -127 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 115,708,028 km

• M1: 2,327,294 km (0.069 R)

Asteroid Belt

Center: 5.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.8

Radius: 13.2

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 5.54 AU - 5.78 AU

Year: 4711 Days

Day: 12 Hours

Environment

Temp: -129 °C

Axial Tilt: 64.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 115,708,028 km

• M1: 164,707 km (0.117 R)
• M2: 1,352,365 km (0.055 R)
• M3: 1,955,394 km (0.117 R)
• M4: 2,379,354 km (0.049 R)
• M5: 3,062,568 km (0.108 R)
• M6: 4,350,306 km (0.116 R)
• M7: 5,308,032 km (0.098 R)
• M8: 5,947,263 km (0.055 R)
• M9: 6,852,031 km (0.064 R)
• M10: 11,720,993 km (0.064 R)
• M11: 12,316,542 km (0.113 R)
• M12: 13,099,837 km (0.097 R)
• M13: 13,872,360 km (0.044 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.1

Radius: 9.9

Gravity: 8.58 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 8.21 AU - 9.71 AU

Year: 9383 Days

Day: 6.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 115,708,028 km

• M1: 124,316 km (0.102 R)
• M2: 521,648 km (0.036 R)
• M3: 1,099,694 km (0.096 R)
• M4: 1,461,272 km (0.104 R)
• M5: 1,984,565 km (0.047 R)
• M6: 2,300,067 km (0.081 R)
• M7: 2,901,600 km (0.088 R)
• M8: 3,970,477 km (0.101 R)
• M9: 4,745,394 km (0.058 R)
• M10: 6,747,911 km (0.09 R)
• M11: 7,142,999 km (0.119 R)
• M12: 7,764,429 km (0.067 R)
• M13: 8,466,641 km (0.108 R)
• M14: 9,598,798 km (0.066 R)
• M15: 10,722,427 km (0.085 R)
• M16: 13,168,502 km (0.073 R)
• M17: 13,912,602 km (0.097 R)
• M18: 17,760,409 km (0.096 R)
• M19: 18,823,002 km (0.1 R)
• M20: 22,092,015 km (0.074 R)
• M21: 23,499,432 km (0.067 R)
• M22: 24,593,591 km (0.117 R)
• M23: 28,588,751 km (0.097 R)
• M24: 30,472,039 km (0.077 R)
• M25: 33,677,622 km (0.028 R)
• M26: 34,950,251 km (0.08 R)
• M27: 38,709,047 km (0.063 R)
• M28: 44,632,226 km (0.029 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 542

Radius: 7.1

Gravity: 10.75 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 14.14 AU - 15.08 AU

Year: 19537 Days

Day: 16.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 115,708,028 km

• M1: 94,995 km (0.053 R)
• M2: 465,549 km (0.119 R)
• M3: 2,090,481 km (0.079 R)
• M4: 2,507,859 km (0.09 R)
• M5: 3,004,524 km (0.11 R)
• M6: 4,583,679 km (0.042 R)
• M7: 5,105,925 km (0.107 R)
• M8: 5,744,857 km (0.06 R)
• M9: 6,649,476 km (0.079 R)
• M10: 7,090,640 km (0.07 R)
• M11: 8,031,461 km (0.047 R)
• M12: 8,531,866 km (0.066 R)
• M13: 8,894,491 km (0.046 R)
• M14: 10,101,297 km (0.078 R)
• M15: 21,750,034 km (0.063 R)
• M16: 29,280,642 km (0.116 R)
• M17: 39,368,624 km (0.03 R)
• M18: 45,028,809 km (0.117 R)
• M19: 61,117,761 km (0.071 R)
• M20: 61,692,367 km (0.108 R)

Asteroid Belt

Center: 16.93 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 19.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 525.1

Radius: 5.3

Gravity: 18.69 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 17.71 AU - 20.79 AU

Year: 29548 Days

Day: 20.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 115,708,028 km

• M1: 65,973 km (0.066 R)
• M2: 324,328 km (0.119 R)
• M3: 901,776 km (0.055 R)
• M4: 1,135,747 km (0.078 R)
• M5: 1,345,184 km (0.027 R)
• M6: 1,562,550 km (0.077 R)
• M7: 2,222,127 km (0.079 R)
• M8: 2,860,461 km (0.075 R)
• M9: 4,207,440 km (0.098 R)
• M10: 7,093,333 km (0.113 R)
• M11: 7,913,279 km (0.096 R)
• M12: 8,401,416 km (0.116 R)
• M13: 10,427,420 km (0.091 R)
• M14: 11,013,844 km (0.083 R)
• M15: 14,279,266 km (0.092 R)
• M16: 17,768,786 km (0.057 R)
• M17: 21,267,581 km (0.096 R)
• M18: 21,892,152 km (0.103 R)
• M19: 23,617,465 km (0.025 R)
• M20: 27,703,132 km (0.119 R)
• M21: 32,783,775 km (0.1 R)
• M22: 36,494,999 km (0.112 R)
• M23: 37,089,800 km (0.052 R)
• M24: 37,540,090 km (0.079 R)
• M25: 41,435,319 km (0.108 R)
• M26: 41,758,002 km (0.1 R)
• M27: 42,082,479 km (0.078 R)
• M28: 45,763,185 km (0.068 R)
• M29: 54,141,115 km (0.085 R)
• M30: 54,526,928 km (0.108 R)
• M31: 56,681,586 km (0.092 R)
• M32: 60,535,826 km (0.115 R)
• M33: 73,847,942 km (0.084 R)
• M34: 74,560,476 km (0.099 R)
• M35: 79,179,610 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 997.5

Radius: 4

Gravity: 62.34 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 16.88 AU - 22.94 AU

Year: 31080 Days

Day: 23.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 115,708,028 km

• M1: 49,816 km (0.103 R)
• M2: 254,616 km (0.094 R)
• M3: 480,508 km (0.104 R)
• M4: 1,075,609 km (0.111 R)
• M5: 1,247,945 km (0.112 R)
• M6: 1,570,030 km (0.107 R)
• M7: 1,750,594 km (0.07 R)
• M8: 2,301,114 km (0.092 R)
• M9: 2,616,018 km (0.053 R)
• M10: 3,110,439 km (0.085 R)
• M11: 3,299,082 km (0.115 R)
• M12: 3,804,274 km (0.113 R)
• M13: 10,379,699 km (0.055 R)
• M14: 11,529,209 km (0.037 R)
• M15: 11,981,293 km (0.081 R)
• M16: 12,289,166 km (0.052 R)
• M17: 12,681,411 km (0.082 R)
• M18: 12,920,768 km (0.046 R)
• M19: 14,768,900 km (0.087 R)
• M20: 21,132,494 km (0.053 R)
• M21: 24,659,115 km (0.051 R)
• M22: 26,691,252 km (0.049 R)
• M23: 26,952,899 km (0.034 R)
• M24: 27,481,129 km (0.099 R)
• M25: 28,558,533 km (0.059 R)
• M26: 38,542,246 km (0.114 R)
• M27: 51,222,909 km (0.063 R)
• M28: 52,032,982 km (0.09 R)
• M29: 52,646,183 km (0.108 R)
• M30: 54,724,846 km (0.103 R)
• M31: 57,944,342 km (0.093 R)
• M32: 59,266,787 km (0.096 R)
• M33: 60,384,133 km (0.103 R)
• M34: 61,515,243 km (0.085 R)
• M35: 71,329,312 km (0.042 R)
• M36: 99,525,668 km (0.077 R)
• M37: 104,631,593 km (0.043 R)
• M38: 104,956,370 km (0.089 R)
• M39: 105,281,745 km (0.081 R)
• M40: 113,638,582 km (0.095 R)
• M41: 115,361,351 km (0.081 R)

Kuiper Belt

Range: 31.4 - 59.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 401 - 11,789 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit