🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.53 AU - 0.81 AU

Year: 354 Days

Day: 16.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921.2

Radius: 14.7

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.27 AU - 1.31 AU

Year: 946 Days

Day: 14.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 25,000,291 km

• M1: 186,997 km (0.077 R)
• M2: 869,014 km (0.106 R)
• M3: 1,549,385 km (0.11 R)
• M4: 2,141,494 km (0.072 R)
• M5: 2,598,665 km (0.047 R)
• M6: 3,685,194 km (0.118 R)
• M7: 4,489,432 km (0.083 R)
• M8: 5,468,251 km (0.066 R)
• M9: 7,518,939 km (0.105 R)
• M10: 8,110,000 km (0.101 R)
• M11: 10,194,646 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279.9

Radius: 12.8

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.29 AU - 1.33 AU

Year: 968 Days

Day: 14.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 25,000,291 km

• M1: 160,818 km (0.116 R)
• M2: 608,115 km (0.12 R)
• M3: 1,071,270 km (0.115 R)
• M4: 1,666,670 km (0.105 R)
• M5: 2,128,778 km (0.049 R)
• M6: 3,432,523 km (0.12 R)
• M7: 3,931,432 km (0.069 R)
• M8: 4,682,862 km (0.038 R)
• M9: 6,673,561 km (0.049 R)
• M10: 7,324,461 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.3

Radius: 14

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.89 AU - 1.97 AU

Year: 1731 Days

Day: 12.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 25,000,291 km

• M1: 174,132 km (0.101 R)
• M2: 611,107 km (0.064 R)
• M3: 1,591,422 km (0.08 R)
• M4: 2,096,913 km (0.062 R)
• M5: 2,658,055 km (0.029 R)
• M6: 3,129,587 km (0.111 R)
• M7: 3,882,065 km (0.115 R)
• M8: 4,799,100 km (0.04 R)
• M9: 5,334,810 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.4

Radius: 11

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.05 AU - 2.25 AU

Year: 2036 Days

Day: 14.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 25,000,291 km

• M1: 136,882 km (0.08 R)
• M2: 605,423 km (0.041 R)
• M3: 952,041 km (0.116 R)
• M4: 1,446,761 km (0.112 R)
• M5: 1,798,765 km (0.096 R)
• M6: 2,525,511 km (0.07 R)
• M7: 3,074,835 km (0.098 R)
• M8: 4,495,865 km (0.064 R)
• M9: 5,352,163 km (0.04 R)
• M10: 6,392,467 km (0.083 R)
• M11: 6,767,808 km (0.109 R)
• M12: 10,034,876 km (0.099 R)
• M13: 10,580,010 km (0.086 R)
• M14: 13,871,612 km (0.11 R)
• M15: 15,294,587 km (0.069 R)
• M16: 17,220,211 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.5

Radius: 9.3

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.86 AU - 3.48 AU

Year: 3644 Days

Day: 10.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 25,000,291 km

• M1: 116,088 km (0.093 R)
• M2: 478,564 km (0.083 R)
• M3: 910,004 km (0.068 R)
• M4: 1,216,679 km (0.079 R)
• M5: 1,856,360 km (0.068 R)
• M6: 2,226,465 km (0.063 R)
• M7: 2,766,065 km (0.059 R)
• M8: 3,100,266 km (0.062 R)
• M9: 3,643,307 km (0.096 R)
• M10: 4,126,508 km (0.093 R)
• M11: 4,608,063 km (0.065 R)
• M12: 5,126,869 km (0.06 R)
• M13: 5,658,988 km (0.069 R)
• M14: 7,239,639 km (0.07 R)
• M15: 8,587,815 km (0.103 R)
• M16: 9,164,515 km (0.107 R)
• M17: 9,551,226 km (0.098 R)
• M18: 11,610,291 km (0.108 R)
• M19: 11,980,097 km (0.111 R)
• M20: 12,273,309 km (0.049 R)
• M21: 12,830,261 km (0.084 R)
• M22: 13,765,697 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.4

Radius: 10.4

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.86 AU - 4.22 AU

Year: 4301 Days

Day: 9.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 25,000,291 km

• M1: 129,402 km (0.067 R)
• M2: 718,818 km (0.118 R)
• M3: 1,059,003 km (0.031 R)
• M4: 1,400,236 km (0.052 R)
• M5: 2,073,726 km (0.102 R)
• M6: 3,758,946 km (0.107 R)
• M7: 4,332,055 km (0.081 R)
• M8: 6,022,062 km (0.053 R)
• M9: 6,491,500 km (0.101 R)
• M10: 7,852,691 km (0.117 R)
• M11: 8,790,670 km (0.089 R)
• M12: 10,027,994 km (0.087 R)
• M13: 11,670,279 km (0.111 R)
• M14: 12,096,484 km (0.117 R)
• M15: 15,633,426 km (0.109 R)
• M16: 16,362,417 km (0.078 R)
• M17: 18,455,740 km (0.085 R)
• M18: 20,659,915 km (0.12 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390

Radius: 10

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.94 AU - 4.88 AU

Year: 4992 Days

Day: 10 Hours

Environment

Temp: -211 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 25,000,291 km

• M1: 125,363 km (0.095 R)
• M2: 587,321 km (0.12 R)
• M3: 1,190,949 km (0.05 R)
• M4: 1,716,486 km (0.093 R)
• M5: 2,577,422 km (0.079 R)
• M6: 3,178,207 km (0.12 R)
• M7: 3,848,854 km (0.055 R)
• M8: 4,173,481 km (0.087 R)
• M9: 4,493,022 km (0.09 R)
• M10: 4,952,886 km (0.118 R)
• M11: 5,882,487 km (0.092 R)
• M12: 6,614,919 km (0.083 R)
• M13: 7,019,132 km (0.063 R)
• M14: 7,406,890 km (0.108 R)
• M15: 8,225,489 km (0.047 R)
• M16: 9,103,180 km (0.099 R)
• M17: 10,915,558 km (0.047 R)
• M18: 11,614,330 km (0.079 R)
• M19: 12,435,772 km (0.04 R)
• M20: 12,956,672 km (0.06 R)
• M21: 13,344,429 km (0.1 R)
• M22: 15,186,577 km (0.095 R)
• M23: 15,946,834 km (0.117 R)
• M24: 17,779,557 km (0.119 R)
• M25: 20,004,676 km (0.11 R)
• M26: 23,537,430 km (0.098 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 319 - 13,196 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit