🌌 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 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.55 AU - 0.67 AU

Year: 308 Days

Day: 28.5 Hours

Environment

Temp: -133 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.6 AU - 0.66 AU

Year: 323 Days

Day: 16.7 Hours

Environment

Temp: -132 °C

Axial Tilt: 45.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.9

Radius: 8.5

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.77 AU - 0.85 AU

Year: 471 Days

Day: 8.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 40,484,762 km

• M1: 121,473 km (0.109 R)
• M2: 178,321 km (0.118 R)
• M3: 273,166 km (0.117 R)
• M4: 345,122 km (0.073 R)
• M5: 410,347 km (0.076 R)
• M6: 505,641 km (0.081 R)
• M7: 616,792 km (0.065 R)
• M8: 678,277 km (0.082 R)
• M9: 777,460 km (0.101 R)
• M10: 911,051 km (0.056 R)
• M11: 1,259,913 km (0.113 R)
• M12: 1,363,585 km (0.043 R)
• M13: 1,425,219 km (0.077 R)
• M14: 1,515,875 km (0.073 R)
• M15: 1,747,303 km (0.12 R)
• M16: 1,803,253 km (0.025 R)
• M17: 1,863,690 km (0.08 R)
• M18: 2,096,165 km (0.045 R)
• M19: 2,207,915 km (0.043 R)
• M20: 2,305,303 km (0.103 R)
• M21: 2,391,771 km (0.08 R)
• M22: 2,454,153 km (0.054 R)
• M23: 2,563,659 km (0.091 R)
• M24: 2,870,933 km (0.106 R)
• M25: 2,955,156 km (0.117 R)
• M26: 3,049,253 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537.4

Radius: 8.2

Gravity: 7.99 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 5.08 AU - 6.3 AU

Year: 8764 Days

Day: 8.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 40,484,762 km

• M1: 233,821 km (0.094 R)
• M2: 301,440 km (0.095 R)
• M3: 413,040 km (0.035 R)
• M4: 500,405 km (0.057 R)
• M5: 567,126 km (0.104 R)
• M6: 931,396 km (0.076 R)
• M7: 1,210,546 km (0.064 R)
• M8: 1,265,748 km (0.119 R)
• M9: 1,929,663 km (0.111 R)
• M10: 2,127,282 km (0.064 R)
• M11: 2,240,079 km (0.088 R)
• M12: 2,495,143 km (0.109 R)
• M13: 2,566,351 km (0.095 R)
• M14: 3,058,379 km (0.095 R)
• M15: 3,367,598 km (0.067 R)
• M16: 3,420,107 km (0.098 R)
• M17: 3,659,912 km (0.067 R)
• M18: 3,740,994 km (0.109 R)
• M19: 4,354,495 km (0.066 R)
• M20: 4,849,963 km (0.077 R)
• M21: 5,149,757 km (0.119 R)
• M22: 5,548,585 km (0.07 R)
• M23: 5,642,084 km (0.06 R)
• M24: 6,053,179 km (0.106 R)
• M25: 6,149,370 km (0.032 R)
• M26: 7,377,868 km (0.032 R)
• M27: 7,549,606 km (0.103 R)
• M28: 7,722,541 km (0.049 R)
• M29: 8,037,445 km (0.101 R)
• M30: 8,249,724 km (0.068 R)
• M31: 9,412,548 km (0.067 R)
• M32: 10,127,177 km (0.079 R)
• M33: 10,394,808 km (0.059 R)
• M34: 11,369,737 km (0.07 R)
• M35: 11,848,002 km (0.117 R)
• M36: 12,414,379 km (0.114 R)
• M37: 12,783,138 km (0.066 R)
• M38: 13,072,460 km (0.05 R)
• M39: 13,447,652 km (0.11 R)
• M40: 13,657,538 km (0.104 R)
• M41: 13,910,956 km (0.093 R)
• M42: 14,379,497 km (0.103 R)
• M43: 14,896,507 km (0.086 R)
• M44: 15,113,723 km (0.074 R)
• M45: 15,639,410 km (0.111 R)
• M46: 15,948,779 km (0.053 R)
• M47: 16,126,501 km (0.114 R)
• M48: 16,798,943 km (0.099 R)
• M49: 16,889,151 km (0.091 R)
• M50: 17,206,597 km (0.11 R)
• M51: 17,434,585 km (0.063 R)
• M52: 17,526,139 km (0.082 R)
• M53: 17,893,551 km (0.096 R)
• M54: 19,105,294 km (0.116 R)
• M55: 19,864,054 km (0.107 R)
• M56: 22,248,644 km (0.084 R)
• M57: 22,496,977 km (0.116 R)
• M58: 23,752,701 km (0.042 R)
• M59: 25,496,563 km (0.114 R)
• M60: 26,017,314 km (0.037 R)
• M61: 26,069,523 km (0.111 R)
• M62: 26,226,452 km (0.051 R)
• M63: 26,646,672 km (0.045 R)
• M64: 26,699,480 km (0.099 R)
• M65: 27,069,136 km (0.08 R)
• M66: 27,707,022 km (0.079 R)
• M67: 27,920,797 km (0.072 R)
• M68: 28,349,844 km (0.09 R)
• M69: 28,565,265 km (0.116 R)
• M70: 28,835,139 km (0.103 R)
• M71: 29,051,757 km (0.076 R)
• M72: 29,268,823 km (0.089 R)
• M73: 29,978,217 km (0.117 R)
• M74: 31,191,605 km (0.096 R)
• M75: 31,247,106 km (0.066 R)
• M76: 31,636,808 km (0.098 R)
• M77: 31,804,208 km (0.08 R)
• M78: 33,894,090 km (0.115 R)
• M79: 34,122,676 km (0.104 R)
• M80: 34,237,118 km (0.075 R)
• M81: 34,753,979 km (0.1 R)
• M82: 34,811,574 km (0.084 R)
• M83: 34,984,509 km (0.04 R)
• M84: 35,504,960 km (0.083 R)
• M85: 36,905,346 km (0.079 R)
• M86: 37,435,222 km (0.047 R)
• M87: 37,849,009 km (0.119 R)
• M88: 38,621,533 km (0.11 R)
• M89: 39,279,315 km (0.035 R)
• M90: 39,339,303 km (0.101 R)
• M91: 39,940,836 km (0.106 R)
• M92: 40,424,187 km (0.115 R)
• M93: 40,484,774 km (0.109 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 305 - 18,674 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit