🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.7 AU - 0.82 AU

Year: 234 Days

Day: 27.3 Hours

Environment

Temp: 204 °C

Axial Tilt: 36.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.44 AU - 1.88 AU

Year: 755 Days

Day: 12.5 Hours

Environment

Temp: -40 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.81 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 15.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 253.6

Radius: 4.1

Gravity: 15.09 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 12.03 AU - 19.87 AU

Year: 22493 Days

Day: 24.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 78,489,416 km

• M1: 52,808 km (0.081 R)
• M2: 401,072 km (0.091 R)
• M3: 898,036 km (0.104 R)
• M4: 1,187,358 km (0.045 R)
• M5: 1,490,743 km (0.078 R)
• M6: 1,644,978 km (0.106 R)
• M7: 2,211,356 km (0.072 R)
• M8: 2,517,583 km (0.116 R)
• M9: 2,714,453 km (0.103 R)
• M10: 4,331,606 km (0.088 R)
• M11: 4,943,910 km (0.047 R)
• M12: 5,759,817 km (0.09 R)
• M13: 5,986,608 km (0.096 R)
• M14: 6,827,647 km (0.102 R)
• M15: 8,020,989 km (0.053 R)
• M16: 10,362,944 km (0.051 R)
• M17: 11,930,430 km (0.091 R)
• M18: 12,175,322 km (0.115 R)
• M19: 13,516,616 km (0.094 R)
• M20: 13,649,310 km (0.112 R)
• M21: 14,463,721 km (0.116 R)
• M22: 15,024,264 km (0.052 R)
• M23: 15,166,531 km (0.116 R)
• M24: 19,613,478 km (0.073 R)
• M25: 23,300,616 km (0.081 R)
• M26: 25,256,160 km (0.104 R)
• M27: 26,170,801 km (0.119 R)
• M28: 26,897,248 km (0.086 R)
• M29: 27,637,010 km (0.108 R)
• M30: 31,076,863 km (0.064 R)
• M31: 34,296,359 km (0.114 R)
• M32: 34,667,362 km (0.1 R)
• M33: 35,669,368 km (0.103 R)
• M34: 39,328,831 km (0.112 R)
• M35: 44,684,286 km (0.111 R)
• M36: 49,240,588 km (0.095 R)
• M37: 57,331,888 km (0.108 R)
• M38: 57,854,284 km (0.104 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 411.5

Radius: 4.7

Gravity: 18.63 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 16.41 AU - 19.39 AU

Year: 26741 Days

Day: 19.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 78,489,416 km

• M1: 58,493 km (0.037 R)
• M2: 475,721 km (0.098 R)
• M3: 921,822 km (0.119 R)
• M4: 1,349,522 km (0.095 R)
• M5: 1,841,999 km (0.096 R)
• M6: 2,400,597 km (0.094 R)
• M7: 2,657,905 km (0.043 R)
• M8: 3,145,744 km (0.082 R)
• M9: 3,970,477 km (0.106 R)
• M10: 7,836,535 km (0.094 R)
• M11: 9,162,720 km (0.087 R)
• M12: 10,693,555 km (0.08 R)
• M13: 12,593,149 km (0.027 R)
• M14: 14,553,778 km (0.054 R)
• M15: 15,015,587 km (0.118 R)
• M16: 20,757,602 km (0.053 R)
• M17: 27,690,865 km (0.113 R)
• M18: 28,280,430 km (0.093 R)
• M19: 39,032,927 km (0.098 R)
• M20: 39,773,885 km (0.102 R)
• M21: 41,744,239 km (0.082 R)
• M22: 44,417,553 km (0.101 R)
• M23: 44,900,903 km (0.118 R)
• M24: 49,582,269 km (0.096 R)
• M25: 51,684,419 km (0.067 R)
• M26: 54,578,689 km (0.03 R)
• M27: 54,947,896 km (0.081 R)
• M28: 57,198,297 km (0.107 R)
• M29: 59,509,285 km (0.086 R)
• M30: 60,096,606 km (0.079 R)
• M31: 63,294,410 km (0.081 R)
• M32: 63,498,013 km (0.052 R)
• M33: 66,603,814 km (0.111 R)
• M34: 68,729,750 km (0.079 R)
• M35: 71,781,397 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 20.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 297.5

Radius: 4.8

Gravity: 12.91 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 16.27 AU - 23.91 AU

Year: 31796 Days

Day: 19.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 78,489,416 km

• M1: 79,287 km (0.044 R)
• M2: 324,328 km (0.034 R)
• M3: 817,552 km (0.068 R)
• M4: 2,653,866 km (0.114 R)
• M5: 3,169,530 km (0.115 R)
• M6: 3,539,037 km (0.08 R)
• M7: 4,262,193 km (0.025 R)
• M8: 4,967,098 km (0.103 R)
• M9: 7,254,300 km (0.05 R)
• M10: 8,842,281 km (0.093 R)
• M11: 15,923,048 km (0.12 R)
• M12: 16,085,810 km (0.117 R)
• M13: 17,341,535 km (0.085 R)
• M14: 18,933,107 km (0.081 R)
• M15: 20,141,409 km (0.086 R)
• M16: 29,090,204 km (0.094 R)
• M17: 29,823,981 km (0.053 R)
• M18: 33,813,457 km (0.086 R)
• M19: 36,426,334 km (0.112 R)
• M20: 44,259,577 km (0.06 R)
• M21: 51,705,961 km (0.083 R)
• M22: 52,601,454 km (0.079 R)
• M23: 61,331,387 km (0.115 R)
• M24: 64,168,211 km (0.116 R)
• M25: 68,370,715 km (0.088 R)
• M26: 77,318,911 km (0.112 R)

Kuiper Belt

Range: 31.1 - 48.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 235 - 18,329 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit