🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284

Radius: 13.1

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.54 AU - 0.66 AU

Year: 321 Days

Day: 11.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 23,951,782 km

• M1: 162,912 km (0.104 R)
• M2: 644,617 km (0.069 R)
• M3: 1,057,657 km (0.111 R)
• M4: 1,874,761 km (0.055 R)
• M5: 2,649,827 km (0.088 R)
• M6: 3,163,995 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 888.2

Radius: 8.1

Gravity: 13.54 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.67 AU - 0.75 AU

Year: 413 Days

Day: 11 Hours

Environment

Temp: -152 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 23,951,782 km

• M1: 100,679 km (0.076 R)
• M2: 502,798 km (0.117 R)
• M3: 989,740 km (0.118 R)
• M4: 1,615,208 km (0.109 R)
• M5: 1,891,216 km (0.115 R)
• M6: 2,208,065 km (0.074 R)
• M7: 2,560,218 km (0.073 R)
• M8: 2,949,621 km (0.099 R)
• M9: 3,293,846 km (0.049 R)
• M10: 4,639,628 km (0.085 R)
• M11: 5,972,246 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 813.3

Radius: 10.4

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.78 AU - 1 AU

Year: 580 Days

Day: 5.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 23,951,782 km

• M1: 129,402 km (0.114 R)
• M2: 523,293 km (0.071 R)
• M3: 925,113 km (0.109 R)
• M4: 1,469,799 km (0.061 R)
• M5: 1,875,808 km (0.055 R)
• M6: 2,277,478 km (0.06 R)
• M7: 3,084,110 km (0.11 R)
• M8: 3,883,710 km (0.104 R)
• M9: 4,264,138 km (0.111 R)
• M10: 5,015,717 km (0.082 R)
• M11: 5,612,763 km (0.11 R)
• M12: 6,004,709 km (0.104 R)
• M13: 6,864,747 km (0.03 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.9

Radius: 11.3

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.16 AU - 1.32 AU

Year: 953 Days

Day: 6.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 23,951,782 km

• M1: 140,622 km (0.115 R)
• M2: 537,804 km (0.117 R)
• M3: 899,532 km (0.085 R)
• M4: 1,294,321 km (0.111 R)
• M5: 1,948,363 km (0.087 R)
• M6: 2,401,495 km (0.045 R)
• M7: 3,135,571 km (0.029 R)
• M8: 4,113,792 km (0.102 R)
• M9: 5,216,328 km (0.055 R)
• M10: 6,117,506 km (0.036 R)
• M11: 6,525,758 km (0.065 R)
• M12: 7,225,577 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.7

Radius: 13.1

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.6 AU - 3.02 AU

Year: 3251 Days

Day: 7.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 23,951,782 km

• M1: 162,912 km (0.102 R)
• M2: 775,216 km (0.079 R)
• M3: 1,270,385 km (0.045 R)
• M4: 1,840,503 km (0.11 R)
• M5: 2,594,476 km (0.119 R)
• M6: 3,353,984 km (0.102 R)
• M7: 4,212,676 km (0.03 R)
• M8: 5,061,046 km (0.112 R)
• M9: 5,526,445 km (0.088 R)
• M10: 6,543,860 km (0.089 R)
• M11: 7,097,521 km (0.059 R)
• M12: 7,516,695 km (0.113 R)
• M13: 8,369,702 km (0.113 R)
• M14: 9,286,138 km (0.076 R)
• M15: 10,268,398 km (0.086 R)
• M16: 11,405,940 km (0.103 R)
• M17: 12,439,661 km (0.072 R)
• M18: 13,485,949 km (0.115 R)
• M19: 14,849,234 km (0.075 R)
• M20: 15,270,352 km (0.102 R)
• M21: 17,322,685 km (0.107 R)
• M22: 18,145,324 km (0.092 R)
• M23: 18,566,293 km (0.089 R)
• M24: 24,285,718 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.9

Radius: 8.3

Gravity: 8.91 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.28 AU - 4.3 AU

Year: 5093 Days

Day: 9 Hours

Environment

Temp: -209 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 23,951,782 km

• M1: 103,223 km (0.093 R)
• M2: 367,562 km (0.06 R)
• M3: 681,269 km (0.086 R)
• M4: 1,102,088 km (0.083 R)
• M5: 1,740,422 km (0.047 R)
• M6: 2,708,769 km (0.11 R)
• M7: 2,999,288 km (0.093 R)
• M8: 3,558,485 km (0.097 R)
• M9: 5,233,382 km (0.092 R)
• M10: 5,657,492 km (0.078 R)
• M11: 5,922,879 km (0.039 R)
• M12: 6,868,337 km (0.119 R)
• M13: 7,273,448 km (0.094 R)
• M14: 8,432,084 km (0.077 R)
• M15: 8,976,022 km (0.081 R)
• M16: 12,443,850 km (0.111 R)
• M17: 16,002,035 km (0.099 R)
• M18: 19,045,604 km (0.078 R)
• M19: 21,229,135 km (0.107 R)
• M20: 26,495,279 km (0.072 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.5

Radius: 8.6

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 4.28 AU - 4.36 AU

Year: 6198 Days

Day: 5.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 23,951,782 km

• M1: 128,056 km (0.111 R)
• M2: 1,027,737 km (0.109 R)
• M3: 1,436,140 km (0.104 R)
• M4: 1,798,914 km (0.058 R)
• M5: 2,179,940 km (0.058 R)
• M6: 2,694,856 km (0.107 R)
• M7: 5,054,164 km (0.085 R)
• M8: 5,845,088 km (0.114 R)
• M9: 6,993,401 km (0.027 R)
• M10: 7,538,536 km (0.1 R)
• M11: 11,729,969 km (0.112 R)
• M12: 14,139,243 km (0.036 R)
• M13: 18,433,450 km (0.093 R)
• M14: 21,401,771 km (0.065 R)
• M15: 23,313,781 km (0.059 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 532 - 13,853 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit