🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.5

Radius: 9.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.49 AU - 0.73 AU

Year: 335 Days

Day: 9.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 36,870,565 km

• M1: 115,639 km (0.117 R)
• M2: 463,005 km (0.067 R)
• M3: 1,050,775 km (0.084 R)
• M4: 1,884,933 km (0.069 R)
• M5: 2,266,109 km (0.119 R)
• M6: 2,555,730 km (0.048 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253

Radius: 12

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.57 AU - 1.57 AU

Year: 1383 Days

Day: 5.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 36,870,565 km

• M1: 149,299 km (0.084 R)
• M2: 543,788 km (0.079 R)
• M3: 1,194,240 km (0.088 R)
• M4: 1,914,404 km (0.052 R)
• M5: 2,833,832 km (0.031 R)
• M6: 3,683,249 km (0.056 R)
• M7: 4,816,154 km (0.04 R)
• M8: 5,247,893 km (0.11 R)
• M9: 5,705,364 km (0.104 R)
• M10: 7,240,088 km (0.102 R)
• M11: 8,228,780 km (0.048 R)
• M12: 8,980,959 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.1

Radius: 8.5

Gravity: 12.22 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.83 AU - 2.59 AU

Year: 2309 Days

Day: 14.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 36,870,565 km

• M1: 105,766 km (0.045 R)
• M2: 372,349 km (0.075 R)
• M3: 839,992 km (0.07 R)
• M4: 1,177,485 km (0.094 R)
• M5: 1,522,009 km (0.086 R)
• M6: 1,982,172 km (0.096 R)
• M7: 2,591,334 km (0.069 R)
• M8: 3,628,347 km (0.068 R)
• M9: 4,582,632 km (0.104 R)
• M10: 4,943,013 km (0.054 R)
• M11: 6,139,197 km (0.077 R)
• M12: 6,920,397 km (0.112 R)
• M13: 7,860,770 km (0.03 R)
• M14: 8,378,378 km (0.057 R)
• M15: 8,815,503 km (0.052 R)
• M16: 9,882,286 km (0.097 R)
• M17: 10,601,104 km (0.09 R)
• M18: 10,993,200 km (0.117 R)
• M19: 12,878,432 km (0.116 R)
• M20: 15,563,714 km (0.058 R)
• M21: 17,116,988 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723.8

Radius: 14.4

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.68 AU - 2.92 AU

Year: 3293 Days

Day: 13.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,870,565 km

• M1: 179,069 km (0.098 R)
• M2: 649,105 km (0.12 R)
• M3: 1,248,095 km (0.098 R)
• M4: 1,771,388 km (0.08 R)
• M5: 2,398,652 km (0.108 R)
• M6: 2,964,282 km (0.052 R)
• M7: 3,717,058 km (0.077 R)
• M8: 4,346,117 km (0.068 R)
• M9: 4,804,485 km (0.045 R)
• M10: 6,553,284 km (0.081 R)
• M11: 12,276,450 km (0.12 R)
• M12: 13,824,040 km (0.113 R)
• M13: 14,721,178 km (0.102 R)
• M14: 15,603,956 km (0.072 R)
• M15: 18,346,384 km (0.112 R)
• M16: 19,430,220 km (0.05 R)
• M17: 20,365,506 km (0.118 R)
• M18: 21,527,433 km (0.114 R)
• M19: 22,664,825 km (0.045 R)
• M20: 23,283,113 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241

Radius: 8.3

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 3.66 AU - 4.12 AU

Year: 5393 Days

Day: 5.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 36,870,565 km

• M1: 103,522 km (0.082 R)
• M2: 504,594 km (0.1 R)
• M3: 1,376,749 km (0.047 R)
• M4: 1,663,977 km (0.071 R)
• M5: 2,876,019 km (0.106 R)
• M6: 3,241,038 km (0.068 R)
• M7: 4,149,695 km (0.102 R)
• M8: 5,094,256 km (0.08 R)
• M9: 5,926,020 km (0.087 R)
• M10: 6,636,461 km (0.109 R)
• M11: 6,905,737 km (0.108 R)
• M12: 7,594,934 km (0.053 R)
• M13: 10,939,793 km (0.065 R)
• M14: 13,808,332 km (0.078 R)
• M15: 15,053,585 km (0.099 R)
• M16: 18,520,964 km (0.057 R)
• M17: 18,936,398 km (0.077 R)
• M18: 21,043,184 km (0.049 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.9

Radius: 9.9

Gravity: 10.06 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 3.36 AU - 4.64 AU

Year: 5623 Days

Day: 8.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 36,870,565 km

• M1: 123,119 km (0.09 R)
• M2: 525,238 km (0.05 R)
• M3: 887,415 km (0.096 R)
• M4: 1,467,854 km (0.082 R)
• M5: 1,823,299 km (0.102 R)
• M6: 2,336,719 km (0.107 R)
• M7: 3,383,156 km (0.108 R)
• M8: 3,794,101 km (0.105 R)
• M9: 5,055,211 km (0.118 R)
• M10: 5,845,537 km (0.028 R)
• M11: 6,170,463 km (0.093 R)
• M12: 6,680,891 km (0.072 R)
• M13: 7,072,838 km (0.116 R)
• M14: 10,168,317 km (0.113 R)
• M15: 12,194,919 km (0.039 R)
• M16: 14,242,914 km (0.103 R)
• M17: 17,494,723 km (0.092 R)
• M18: 18,797,122 km (0.077 R)
• M19: 19,943,042 km (0.091 R)
• M20: 20,458,706 km (0.097 R)
• M21: 21,059,042 km (0.07 R)
• M22: 27,632,671 km (0.035 R)
• M23: 28,551,651 km (0.063 R)
• M24: 31,729,110 km (0.083 R)
• M25: 36,650,581 km (0.05 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 393 - 12,228 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit