🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.44 AU - 0.6 AU

Year: 138 Days

Day: 32.3 Hours

Environment

Temp: 252 °C

Axial Tilt: 0.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,459,978 km

• M1: 55,052 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.94 AU - 0.94 AU

Year: 336 Days

Day: 14.4 Hours

Environment

Temp: 35 °C

Axial Tilt: 41.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 72,459,978 km

• M1: 596,297 km (0.03 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.21 AU - 1.21 AU

Year: 491 Days

Day: 42.9 Hours

Environment

Temp: -6 °C

Axial Tilt: 19.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Gas Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.8

Radius: 10.7

Gravity: 8.36 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 5.72 AU - 7.36 AU

Year: 6171 Days

Day: 12.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 129.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,459,978 km

• M1: 133,142 km (0.119 R)
• M2: 528,529 km (0.117 R)
• M3: 1,297,313 km (0.083 R)
• M4: 1,736,233 km (0.027 R)
• M5: 2,839,816 km (0.098 R)
• M6: 3,296,987 km (0.108 R)
• M7: 4,100,328 km (0.078 R)
• M8: 4,630,952 km (0.054 R)
• M9: 5,176,984 km (0.093 R)
• M10: 6,502,421 km (0.104 R)
• M11: 7,414,370 km (0.086 R)
• M12: 8,874,894 km (0.099 R)
• M13: 10,761,921 km (0.111 R)
• M14: 12,195,518 km (0.059 R)
• M15: 15,313,436 km (0.089 R)
• M16: 16,989,082 km (0.077 R)
• M17: 17,324,929 km (0.058 R)
• M18: 18,499,871 km (0.11 R)
• M19: 20,398,418 km (0.06 R)
• M20: 23,072,779 km (0.08 R)
• M21: 23,734,450 km (0.051 R)
• M22: 24,579,229 km (0.079 R)
• M23: 27,051,484 km (0.062 R)
• M24: 30,566,735 km (0.115 R)
• M25: 31,870,779 km (0.098 R)
• M26: 33,316,343 km (0.106 R)
• M27: 35,129,918 km (0.11 R)
• M28: 37,120,767 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623

Radius: 13.3

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 6.7 AU - 7.08 AU

Year: 6673 Days

Day: 10.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,459,978 km

• M1: 165,455 km (0.097 R)
• M2: 611,855 km (0.095 R)
• M3: 1,528,441 km (0.116 R)
• M4: 2,458,491 km (0.081 R)
• M5: 3,360,417 km (0.056 R)
• M6: 5,071,368 km (0.11 R)
• M7: 5,570,426 km (0.092 R)
• M8: 6,134,560 km (0.112 R)
• M9: 7,789,561 km (0.11 R)
• M10: 9,288,831 km (0.108 R)
• M11: 10,876,812 km (0.067 R)
• M12: 11,362,108 km (0.09 R)
• M13: 12,852,103 km (0.028 R)
• M14: 15,721,240 km (0.1 R)
• M15: 16,342,520 km (0.039 R)
• M16: 18,034,921 km (0.076 R)
• M17: 18,993,245 km (0.055 R)
• M18: 20,420,857 km (0.111 R)
• M19: 20,937,120 km (0.112 R)
• M20: 23,169,120 km (0.112 R)
• M21: 34,103,827 km (0.068 R)

Asteroid Belt

Center: 10.23 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 13.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 729.8

Radius: 4.5

Gravity: 36.04 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 10.28 AU - 16.84 AU

Year: 18423 Days

Day: 19.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 72,459,978 km

• M1: 56,099 km (0.115 R)
• M2: 266,434 km (0.044 R)
• M3: 449,990 km (0.1 R)
• M4: 786,586 km (0.098 R)
• M5: 1,059,602 km (0.116 R)
• M6: 1,455,288 km (0.051 R)
• M7: 1,775,727 km (0.076 R)
• M8: 3,485,930 km (0.079 R)
• M9: 3,810,108 km (0.112 R)
• M10: 4,251,272 km (0.04 R)
• M11: 5,502,658 km (0.086 R)
• M12: 6,578,118 km (0.111 R)
• M13: 6,844,851 km (0.101 R)
• M14: 7,352,735 km (0.044 R)
• M15: 8,186,295 km (0.107 R)
• M16: 8,599,634 km (0.054 R)
• M17: 11,440,348 km (0.108 R)
• M18: 13,886,871 km (0.027 R)
• M19: 16,335,788 km (0.062 R)
• M20: 19,058,170 km (0.081 R)
• M21: 23,582,309 km (0.096 R)
• M22: 33,098,379 km (0.104 R)
• M23: 38,121,427 km (0.067 R)
• M24: 38,406,561 km (0.117 R)
• M25: 38,693,190 km (0.108 R)
• M26: 40,442,588 km (0.11 R)
• M27: 44,569,993 km (0.11 R)
• M28: 45,523,829 km (0.096 R)
• M29: 50,497,808 km (0.109 R)
• M30: 53,293,045 km (0.119 R)
• M31: 56,189,708 km (0.104 R)
• M32: 56,744,268 km (0.067 R)
• M33: 57,489,265 km (0.088 R)
• M34: 58,052,351 km (0.119 R)
• M35: 63,087,217 km (0.12 R)
• M36: 66,531,858 km (0.11 R)
• M37: 68,195,536 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 293.3

Radius: 3.2

Gravity: 28.64 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 15.93 AU - 17.13 AU

Year: 24796 Days

Day: 19.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 72,459,978 km

• M1: 57,894 km (0.066 R)
• M2: 178,470 km (0.105 R)
• M3: 295,755 km (0.106 R)
• M4: 1,175,690 km (0.05 R)
• M5: 1,298,809 km (0.066 R)
• M6: 3,555,941 km (0.031 R)
• M7: 5,790,485 km (0.032 R)
• M8: 12,033,503 km (0.099 R)
• M9: 12,614,840 km (0.103 R)
• M10: 12,879,030 km (0.119 R)
• M11: 17,460,914 km (0.118 R)
• M12: 29,653,140 km (0.025 R)
• M13: 40,090,883 km (0.099 R)
• M14: 49,068,401 km (0.097 R)
• M15: 54,804,432 km (0.047 R)
• M16: 63,832,963 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 258.3

Radius: 4.9

Gravity: 10.76 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 15.16 AU - 22.6 AU

Year: 30268 Days

Day: 20.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 72,459,978 km

• M1: 60,886 km (0.074 R)
• M2: 573,409 km (0.072 R)
• M3: 780,452 km (0.059 R)
• M4: 1,423,573 km (0.101 R)
• M5: 2,176,350 km (0.027 R)
• M6: 2,982,533 km (0.073 R)
• M7: 4,694,531 km (0.088 R)
• M8: 8,017,698 km (0.12 R)
• M9: 10,477,536 km (0.063 R)
• M10: 10,778,527 km (0.095 R)
• M11: 14,629,774 km (0.091 R)
• M12: 15,158,154 km (0.106 R)
• M13: 15,621,010 km (0.072 R)
• M14: 18,424,025 km (0.116 R)
• M15: 23,027,002 km (0.039 R)
• M16: 23,433,459 km (0.107 R)
• M17: 25,429,693 km (0.088 R)
• M18: 26,303,195 km (0.066 R)
• M19: 28,808,062 km (0.066 R)
• M20: 29,398,824 km (0.11 R)
• M21: 33,892,146 km (0.099 R)
• M22: 40,862,210 km (0.045 R)
• M23: 42,666,360 km (0.075 R)
• M24: 43,898,298 km (0.07 R)
• M25: 45,790,263 km (0.073 R)
• M26: 47,244,504 km (0.085 R)
• M27: 61,353,228 km (0.1 R)
• M28: 63,715,528 km (0.067 R)
• M29: 71,810,269 km (0.105 R)
• M30: 72,243,056 km (0.035 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 549 - 17,397 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit