🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.47 AU - 0.57 AU

Year: 242 Days

Day: 44.9 Hours

Environment

Temp: -111 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.9

Radius: 14.9

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.96 AU - 1.08 AU

Year: 665 Days

Day: 11.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 29,286,712 km

• M1: 185,352 km (0.117 R)
• M2: 653,743 km (0.109 R)
• M3: 1,462,618 km (0.103 R)
• M4: 2,248,606 km (0.103 R)
• M5: 2,750,955 km (0.099 R)
• M6: 3,680,108 km (0.091 R)
• M7: 4,154,782 km (0.039 R)
• M8: 5,000,608 km (0.094 R)
• M9: 6,310,637 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.7

Radius: 11.9

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.17 AU - 1.33 AU

Year: 902 Days

Day: 12.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 29,286,712 km

• M1: 147,952 km (0.098 R)
• M2: 571,613 km (0.059 R)
• M3: 1,089,970 km (0.101 R)
• M4: 2,086,142 km (0.079 R)
• M5: 2,803,015 km (0.102 R)
• M6: 3,363,708 km (0.12 R)
• M7: 4,395,634 km (0.065 R)
• M8: 4,866,718 km (0.109 R)
• M9: 5,337,652 km (0.057 R)
• M10: 5,964,617 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625

Radius: 15

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.2 AU - 4.5 AU

Year: 4878 Days

Day: 13.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,286,712 km

• M1: 186,549 km (0.115 R)
• M2: 661,073 km (0.079 R)
• M3: 1,281,904 km (0.046 R)
• M4: 1,794,576 km (0.102 R)
• M5: 2,742,727 km (0.12 R)
• M6: 3,700,154 km (0.112 R)
• M7: 4,423,459 km (0.075 R)
• M8: 5,684,569 km (0.081 R)
• M9: 6,779,177 km (0.105 R)
• M10: 9,027,932 km (0.05 R)
• M11: 10,780,322 km (0.081 R)
• M12: 14,840,258 km (0.102 R)
• M13: 18,839,009 km (0.113 R)
• M14: 20,295,345 km (0.094 R)
• M15: 21,120,676 km (0.118 R)
• M16: 21,968,298 km (0.107 R)
• M17: 22,545,895 km (0.096 R)
• M18: 24,186,685 km (0.097 R)
• M19: 24,802,729 km (0.113 R)
• M20: 26,066,232 km (0.093 R)
• M21: 28,041,373 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.5

Radius: 14.5

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 4.17 AU - 5.25 AU

Year: 6600 Days

Day: 12.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,286,712 km

• M1: 180,415 km (0.073 R)
• M2: 895,642 km (0.066 R)
• M3: 1,353,113 km (0.114 R)
• M4: 2,078,064 km (0.028 R)
• M5: 2,983,281 km (0.119 R)
• M6: 4,073,101 km (0.072 R)
• M7: 4,639,180 km (0.066 R)
• M8: 5,902,833 km (0.09 R)
• M9: 7,417,810 km (0.067 R)
• M10: 7,953,670 km (0.12 R)
• M11: 8,806,079 km (0.068 R)
• M12: 10,076,913 km (0.117 R)
• M13: 10,693,555 km (0.102 R)
• M14: 12,602,125 km (0.108 R)
• M15: 13,465,005 km (0.07 R)
• M16: 14,469,854 km (0.111 R)
• M17: 16,014,751 km (0.067 R)
• M18: 16,742,096 km (0.119 R)
• M19: 17,903,873 km (0.094 R)
• M20: 22,465,262 km (0.114 R)
• M21: 23,235,242 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.6

Radius: 12.4

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 4.68 AU - 5.84 AU

Year: 7789 Days

Day: 14.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 29,286,712 km

• M1: 154,235 km (0.114 R)
• M2: 568,622 km (0.069 R)
• M3: 1,023,249 km (0.082 R)
• M4: 1,621,043 km (0.082 R)
• M5: 2,105,141 km (0.106 R)
• M6: 2,603,302 km (0.087 R)
• M7: 2,996,595 km (0.065 R)
• M8: 3,410,083 km (0.119 R)
• M9: 4,013,860 km (0.093 R)
• M10: 4,963,059 km (0.055 R)
• M11: 7,437,707 km (0.035 R)
• M12: 8,024,131 km (0.082 R)
• M13: 9,173,341 km (0.082 R)
• M14: 9,889,167 km (0.043 R)
• M15: 10,471,402 km (0.041 R)
• M16: 11,164,788 km (0.114 R)
• M17: 12,074,343 km (0.025 R)
• M18: 12,983,599 km (0.093 R)
• M19: 13,784,097 km (0.036 R)
• M20: 14,405,976 km (0.078 R)
• M21: 15,373,575 km (0.119 R)
• M22: 15,929,780 km (0.087 R)
• M23: 16,384,258 km (0.062 R)
• M24: 26,279,708 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 34.7

Radius: 6.7

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 9.35 AU - 11.17 AU

Year: 21220 Days

Day: 24.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 29,286,712 km

• M1: 146,008 km (0.104 R)
• M2: 390,002 km (0.104 R)
• M3: 670,946 km (0.101 R)
• M4: 1,049,279 km (0.082 R)
• M5: 2,963,085 km (0.088 R)
• M6: 3,292,799 km (0.056 R)
• M7: 6,142,339 km (0.095 R)
• M8: 9,265,793 km (0.092 R)
• M9: 10,359,802 km (0.084 R)
• M10: 23,121,548 km (0.102 R)
• M11: 26,001,456 km (0.055 R)
• M12: 27,401,393 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: 356 - 13,203 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit