🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.62 AU - 0.64 AU

Year: 187 Days

Day: 22.1 Hours

Environment

Temp: 205 °C

Axial Tilt: 11 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.01 AU - 1.13 AU

Year: 415 Days

Day: 14.6 Hours

Environment

Temp: 2 °C

Axial Tilt: 12.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.91 AU - 1.25 AU

Year: 421 Days

Day: 40.3 Hours

Environment

Temp: 6 °C

Axial Tilt: 25.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.71 AU - 2.15 AU

Year: 1005 Days

Day: 46.9 Hours

Environment

Temp: -68 °C

Axial Tilt: 20 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.8

Radius: 8.4

Gravity: 12.31 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 7.59 AU - 11.01 AU

Year: 10628 Days

Day: 5.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,871,003 km

• M1: 117,285 km (0.088 R)
• M2: 429,645 km (0.074 R)
• M3: 859,290 km (0.086 R)
• M4: 1,177,784 km (0.093 R)
• M5: 2,095,866 km (0.095 R)
• M6: 2,903,246 km (0.062 R)
• M7: 3,182,096 km (0.095 R)
• M8: 5,218,123 km (0.079 R)
• M9: 6,845,898 km (0.118 R)
• M10: 8,549,518 km (0.052 R)
• M11: 15,468,869 km (0.097 R)
• M12: 18,131,112 km (0.052 R)
• M13: 19,570,543 km (0.064 R)
• M14: 20,912,586 km (0.046 R)
• M15: 36,731,812 km (0.099 R)
• M16: 37,108,051 km (0.077 R)
• M17: 40,879,413 km (0.087 R)
• M18: 42,926,810 km (0.083 R)
• M19: 43,344,487 km (0.081 R)
• M20: 50,708,592 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.2

Radius: 11.2

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 9.8 AU - 11.82 AU

Year: 13319 Days

Day: 6.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 62,871,003 km

• M1: 139,575 km (0.074 R)
• M2: 950,096 km (0.08 R)
• M3: 2,710,115 km (0.111 R)
• M4: 3,621,615 km (0.11 R)
• M5: 4,415,830 km (0.084 R)
• M6: 6,506,011 km (0.1 R)
• M7: 8,083,970 km (0.11 R)
• M8: 9,235,574 km (0.092 R)
• M9: 9,591,318 km (0.071 R)
• M10: 9,956,187 km (0.109 R)
• M11: 10,658,399 km (0.084 R)
• M12: 11,981,443 km (0.091 R)
• M13: 12,901,320 km (0.102 R)
• M14: 13,670,702 km (0.119 R)
• M15: 16,309,908 km (0.054 R)
• M16: 20,362,215 km (0.097 R)
• M17: 21,141,171 km (0.111 R)
• M18: 22,301,003 km (0.047 R)
• M19: 25,237,610 km (0.118 R)
• M20: 30,952,547 km (0.063 R)
• M21: 31,407,325 km (0.053 R)
• M22: 32,330,194 km (0.091 R)
• M23: 39,039,509 km (0.07 R)
• M24: 41,055,939 km (0.12 R)
• M25: 44,137,356 km (0.116 R)
• M26: 44,569,245 km (0.114 R)
• M27: 49,197,953 km (0.03 R)
• M28: 51,072,563 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 977.7

Radius: 4.4

Gravity: 50.5 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 11.97 AU - 12.43 AU

Year: 15969 Days

Day: 19.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 62,871,003 km

• M1: 60,587 km (0.067 R)
• M2: 224,247 km (0.11 R)
• M3: 404,064 km (0.084 R)
• M4: 544,237 km (0.118 R)
• M5: 839,244 km (0.094 R)
• M6: 1,124,976 km (0.073 R)
• M7: 1,603,689 km (0.116 R)
• M8: 2,491,702 km (0.049 R)
• M9: 2,899,656 km (0.114 R)
• M10: 3,240,739 km (0.096 R)
• M11: 5,358,745 km (0.038 R)
• M12: 5,953,397 km (0.071 R)
• M13: 7,179,351 km (0.106 R)
• M14: 8,305,075 km (0.101 R)
• M15: 8,564,478 km (0.06 R)
• M16: 9,487,048 km (0.099 R)
• M17: 12,379,673 km (0.058 R)
• M18: 13,413,843 km (0.114 R)
• M19: 15,032,940 km (0.12 R)
• M20: 15,574,335 km (0.113 R)
• M21: 19,824,710 km (0.119 R)
• M22: 22,814,573 km (0.049 R)
• M23: 23,632,125 km (0.095 R)
• M24: 24,048,157 km (0.103 R)
• M25: 31,261,467 km (0.112 R)
• M26: 37,074,092 km (0.083 R)
• M27: 39,645,979 km (0.111 R)
• M28: 39,792,286 km (0.116 R)
• M29: 51,644,925 km (0.049 R)
• M30: 53,229,466 km (0.101 R)
• M31: 54,303,728 km (0.108 R)
• M32: 63,223,052 km (0.052 R)
• M33: 67,505,291 km (0.096 R)
• M34: 67,713,980 km (0.068 R)
• M35: 68,342,291 km (0.081 R)
• M36: 70,250,861 km (0.076 R)
• M37: 73,731,106 km (0.065 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 290.5

Radius: 4.7

Gravity: 13.15 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 13.1 AU - 18.08 AU

Year: 23067 Days

Day: 23.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 62,871,003 km

• M1: 58,493 km (0.093 R)
• M2: 287,826 km (0.106 R)
• M3: 489,335 km (0.074 R)
• M4: 682,765 km (0.097 R)
• M5: 1,004,998 km (0.094 R)
• M6: 1,771,388 km (0.102 R)
• M7: 2,078,363 km (0.086 R)
• M8: 3,784,377 km (0.105 R)
• M9: 4,169,592 km (0.117 R)
• M10: 4,914,440 km (0.063 R)
• M11: 5,228,745 km (0.093 R)
• M12: 6,333,226 km (0.101 R)
• M13: 7,769,515 km (0.049 R)
• M14: 9,199,671 km (0.118 R)
• M15: 9,409,856 km (0.051 R)
• M16: 9,839,650 km (0.111 R)
• M17: 10,338,858 km (0.045 R)
• M18: 12,569,213 km (0.07 R)
• M19: 12,893,392 km (0.114 R)
• M20: 16,141,461 km (0.103 R)
• M21: 17,548,279 km (0.026 R)
• M22: 24,293,348 km (0.084 R)
• M23: 31,738,535 km (0.1 R)
• M24: 32,947,585 km (0.11 R)
• M25: 35,457,089 km (0.101 R)
• M26: 45,089,845 km (0.066 R)
• M27: 50,908,754 km (0.085 R)
• M28: 53,572,942 km (0.081 R)
• M29: 55,979,074 km (0.102 R)
• M30: 59,539,803 km (0.105 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: 394 - 17,726 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit