🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.41 AU - 0.61 AU

Year: 235 Days

Day: 23.1 Hours

Environment

Temp: -109 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.1

Radius: 8.3

Gravity: 9.41 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.47 AU - 1.69 AU

Year: 1282 Days

Day: 13.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,480,898 km

• M1: 103,223 km (0.064 R)
• M2: 525,687 km (0.084 R)
• M3: 1,228,049 km (0.051 R)
• M4: 1,839,455 km (0.079 R)
• M5: 2,335,073 km (0.088 R)
• M6: 2,602,105 km (0.102 R)
• M7: 2,930,473 km (0.027 R)
• M8: 4,137,428 km (0.099 R)
• M9: 4,813,611 km (0.082 R)
• M10: 5,435,040 km (0.074 R)
• M11: 5,754,432 km (0.081 R)
• M12: 6,548,796 km (0.072 R)
• M13: 6,861,755 km (0.102 R)
• M14: 7,440,101 km (0.106 R)
• M15: 7,996,006 km (0.101 R)
• M16: 8,867,115 km (0.061 R)
• M17: 11,824,216 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206

Radius: 13.8

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.76 AU - 3.3 AU

Year: 3405 Days

Day: 6.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,480,898 km

• M1: 172,187 km (0.104 R)
• M2: 853,007 km (0.103 R)
• M3: 1,327,382 km (0.106 R)
• M4: 1,821,204 km (0.108 R)
• M5: 2,791,047 km (0.06 R)
• M6: 3,774,504 km (0.084 R)
• M7: 4,706,199 km (0.042 R)
• M8: 6,732,203 km (0.06 R)
• M9: 8,161,611 km (0.049 R)
• M10: 8,680,566 km (0.082 R)
• M11: 9,583,539 km (0.087 R)
• M12: 10,301,010 km (0.111 R)
• M13: 11,201,739 km (0.086 R)
• M14: 14,660,741 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.3

Radius: 10.5

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 3.21 AU - 4.13 AU

Year: 4540 Days

Day: 10.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 47,480,898 km

• M1: 130,599 km (0.083 R)
• M2: 1,354,908 km (0.116 R)
• M3: 2,848,343 km (0.119 R)
• M4: 4,295,404 km (0.079 R)
• M5: 6,999,684 km (0.038 R)
• M6: 8,054,050 km (0.066 R)
• M7: 9,925,520 km (0.095 R)
• M8: 10,276,775 km (0.094 R)
• M9: 13,870,565 km (0.103 R)
• M10: 16,001,587 km (0.097 R)
• M11: 20,024,423 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 337.5

Radius: 11.4

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.88 AU - 4.5 AU

Year: 4577 Days

Day: 9.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,480,898 km

• M1: 141,819 km (0.085 R)
• M2: 521,049 km (0.116 R)
• M3: 952,041 km (0.113 R)
• M4: 1,477,279 km (0.096 R)
• M5: 2,006,257 km (0.105 R)
• M6: 2,901,152 km (0.074 R)
• M7: 3,818,486 km (0.107 R)
• M8: 5,089,170 km (0.042 R)
• M9: 5,754,880 km (0.076 R)
• M10: 6,861,306 km (0.06 R)
• M11: 7,674,371 km (0.112 R)
• M12: 8,620,577 km (0.116 R)
• M13: 12,059,084 km (0.059 R)
• M14: 12,824,427 km (0.083 R)
• M15: 13,195,579 km (0.107 R)
• M16: 13,669,655 km (0.037 R)
• M17: 15,160,398 km (0.115 R)
• M18: 15,628,041 km (0.109 R)
• M19: 18,054,668 km (0.118 R)
• M20: 20,406,646 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.1

Radius: 13.2

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.99 AU - 6.83 AU

Year: 9277 Days

Day: 8.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,480,898 km

• M1: 165,006 km (0.095 R)
• M2: 888,761 km (0.09 R)
• M3: 1,811,032 km (0.065 R)
• M4: 3,345,756 km (0.096 R)
• M5: 4,801,643 km (0.053 R)
• M6: 6,171,959 km (0.073 R)
• M7: 8,921,867 km (0.094 R)
• M8: 16,359,126 km (0.075 R)
• M9: 20,680,709 km (0.116 R)
• M10: 25,896,738 km (0.116 R)
• M11: 27,520,473 km (0.03 R)
• M12: 28,010,705 km (0.096 R)
• M13: 32,036,982 km (0.11 R)
• M14: 37,383,162 km (0.047 R)
• M15: 39,207,358 km (0.065 R)
• M16: 40,708,872 km (0.096 R)
• M17: 41,473,766 km (0.042 R)
• M18: 45,716,660 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 131.1

Radius: 6.7

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 8.53 AU - 12.83 AU

Year: 22536 Days

Day: 22.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,480,898 km

• M1: 94,546 km (0.114 R)
• M2: 690,693 km (0.094 R)
• M3: 1,134,999 km (0.109 R)
• M4: 1,388,867 km (0.117 R)
• M5: 2,523,267 km (0.075 R)
• M6: 3,696,264 km (0.091 R)
• M7: 5,390,909 km (0.03 R)
• M8: 7,671,828 km (0.091 R)
• M9: 8,142,463 km (0.048 R)
• M10: 8,953,732 km (0.112 R)
• M11: 12,162,157 km (0.085 R)
• M12: 26,794,624 km (0.099 R)
• M13: 33,722,950 km (0.073 R)
• M14: 41,365,906 km (0.09 R)
• M15: 41,886,805 km (0.114 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 478 - 11,941 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit