🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.42 AU - 0.6 AU

Year: 232 Days

Day: 41.1 Hours

Environment

Temp: -117 °C

Axial Tilt: 24.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 16,840,860 km

• M1: 124,316 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.8

Radius: 9.1

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.7 AU - 0.8 AU

Year: 413 Days

Day: 8.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 16,840,860 km

• M1: 113,844 km (0.041 R)
• M2: 172,187 km (0.068 R)
• M3: 250,277 km (0.109 R)
• M4: 309,368 km (0.104 R)
• M5: 398,379 km (0.045 R)
• M6: 472,131 km (0.111 R)
• M7: 721,211 km (0.101 R)
• M8: 814,710 km (0.027 R)
• M9: 983,756 km (0.11 R)
• M10: 1,061,098 km (0.093 R)
• M11: 1,128,417 km (0.117 R)
• M12: 1,267,692 km (0.061 R)
• M13: 1,339,499 km (0.117 R)
• M14: 1,399,787 km (0.079 R)
• M15: 1,613,413 km (0.096 R)
• M16: 1,710,352 km (0.101 R)
• M17: 1,780,813 km (0.059 R)
• M18: 1,861,746 km (0.05 R)
• M19: 1,919,789 km (0.119 R)
• M20: 2,122,495 km (0.059 R)
• M21: 2,311,437 km (0.119 R)
• M22: 2,452,956 km (0.084 R)
• M23: 2,554,234 km (0.106 R)
• M24: 2,750,058 km (0.094 R)
• M25: 3,001,831 km (0.093 R)
• M26: 3,093,086 km (0.055 R)
• M27: 3,173,868 km (0.078 R)
• M28: 3,432,074 km (0.081 R)
• M29: 3,491,764 km (0.114 R)
• M30: 3,789,015 km (0.089 R)
• M31: 4,019,096 km (0.106 R)
• M32: 4,082,077 km (0.06 R)
• M33: 4,170,789 km (0.101 R)
• M34: 4,234,517 km (0.066 R)
• M35: 4,395,485 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.7

Radius: 13

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.6 AU - 0.94 AU

Year: 430 Days

Day: 12.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 16,840,860 km

• M1: 167,400 km (0.117 R)
• M2: 253,718 km (0.034 R)
• M3: 378,782 km (0.106 R)
• M4: 461,659 km (0.039 R)
• M5: 561,740 km (0.112 R)
• M6: 666,309 km (0.099 R)
• M7: 750,383 km (0.116 R)
• M8: 838,795 km (0.086 R)
• M9: 1,097,600 km (0.036 R)
• M10: 1,227,750 km (0.119 R)
• M11: 1,350,570 km (0.107 R)
• M12: 1,548,188 km (0.104 R)
• M13: 1,674,898 km (0.058 R)
• M14: 1,848,431 km (0.109 R)
• M15: 1,946,717 km (0.082 R)
• M16: 2,058,018 km (0.115 R)
• M17: 2,144,785 km (0.096 R)
• M18: 2,302,760 km (0.086 R)
• M19: 2,488,860 km (0.064 R)
• M20: 2,684,085 km (0.087 R)
• M21: 2,804,511 km (0.096 R)
• M22: 3,007,964 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.6

Radius: 8.1

Gravity: 14 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.81 AU - 2.19 AU

Year: 1798 Days

Day: 5.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 16,840,860 km

• M1: 148,102 km (0.057 R)
• M2: 201,060 km (0.1 R)
• M3: 265,835 km (0.066 R)
• M4: 359,184 km (0.099 R)
• M5: 430,842 km (0.11 R)
• M6: 493,823 km (0.118 R)
• M7: 606,470 km (0.067 R)
• M8: 745,147 km (0.116 R)
• M9: 805,285 km (0.052 R)
• M10: 867,368 km (0.093 R)
• M11: 921,822 km (0.092 R)
• M12: 1,432,699 km (0.089 R)
• M13: 1,620,594 km (0.065 R)
• M14: 1,804,599 km (0.092 R)
• M15: 1,899,295 km (0.08 R)
• M16: 2,243,669 km (0.081 R)
• M17: 2,320,113 km (0.094 R)
• M18: 2,397,306 km (0.082 R)
• M19: 2,687,975 km (0.089 R)
• M20: 3,074,386 km (0.114 R)
• M21: 3,173,719 km (0.103 R)
• M22: 3,448,829 km (0.103 R)
• M23: 3,552,201 km (0.082 R)
• M24: 4,209,235 km (0.092 R)
• M25: 4,272,366 km (0.098 R)
• M26: 4,576,049 km (0.113 R)
• M27: 5,019,906 km (0.086 R)
• M28: 5,460,322 km (0.11 R)
• M29: 5,667,665 km (0.077 R)
• M30: 5,842,545 km (0.094 R)
• M31: 5,913,005 km (0.09 R)
• M32: 5,983,765 km (0.037 R)
• M33: 6,090,429 km (0.103 R)
• M34: 6,161,936 km (0.11 R)
• M35: 6,743,573 km (0.12 R)
• M36: 7,229,018 km (0.119 R)
• M37: 7,380,710 km (0.084 R)
• M38: 7,476,004 km (0.081 R)
• M39: 7,552,598 km (0.097 R)
• M40: 7,783,727 km (0.06 R)
• M41: 8,391,992 km (0.119 R)
• M42: 8,691,786 km (0.116 R)
• M43: 8,893,593 km (0.12 R)
• M44: 9,653,700 km (0.077 R)
• M45: 9,967,856 km (0.099 R)
• M46: 10,200,331 km (0.095 R)
• M47: 10,692,358 km (0.051 R)
• M48: 10,865,144 km (0.08 R)
• M49: 11,192,015 km (0.113 R)
• M50: 11,455,607 km (0.06 R)
• M51: 11,521,878 km (0.101 R)
• M52: 11,899,763 km (0.063 R)
• M53: 12,078,981 km (0.104 R)
• M54: 12,146,450 km (0.116 R)
• M55: 12,214,068 km (0.057 R)
• M56: 12,349,454 km (0.107 R)
• M57: 12,622,021 km (0.065 R)
• M58: 12,804,830 km (0.111 R)
• M59: 13,196,178 km (0.116 R)
• M60: 13,358,491 km (0.114 R)
• M61: 13,685,064 km (0.109 R)
• M62: 13,825,835 km (0.037 R)
• M63: 13,919,932 km (0.069 R)
• M64: 14,156,147 km (0.102 R)
• M65: 14,752,444 km (0.061 R)
• M66: 15,041,617 km (0.082 R)
• M67: 15,187,026 km (0.111 R)
• M68: 15,748,317 km (0.09 R)
• M69: 15,821,920 km (0.114 R)
• M70: 16,217,008 km (0.071 R)
• M71: 16,291,507 km (0.076 R)
• M72: 16,540,438 km (0.096 R)
• M73: 16,715,468 km (0.053 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 364 - 18,223 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit