🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.84 AU - 1.32 AU

Year: 398 Days

Day: 44.6 Hours

Environment

Temp: 28 °C

Axial Tilt: 15.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.08 AU - 1.28 AU

Year: 455 Days

Day: 25.3 Hours

Environment

Temp: 16 °C

Axial Tilt: 28.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 30,727,341 km

• M1: 406,906 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.07 AU - 1.55 AU

Year: 532 Days

Day: 29.8 Hours

Environment

Temp: 21 °C

Axial Tilt: 31.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.35 AU - 1.47 AU

Year: 594 Days

Day: 34.8 Hours

Environment

Temp: 1 °C

Axial Tilt: 14.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 3.72 AU - 4.22 AU

Year: 2806 Days

Day: 43.4 Hours

Environment

Temp: -111 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,727,341 km

• M1: 2,018,374 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.2

Radius: 9.8

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 4.78 AU - 7.34 AU

Year: 5292 Days

Day: 10.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 30,727,341 km

• M1: 124,166 km (0.045 R)
• M2: 425,756 km (0.084 R)
• M3: 489,185 km (0.113 R)
• M4: 576,401 km (0.063 R)
• M5: 658,829 km (0.106 R)
• M6: 756,965 km (0.062 R)
• M7: 1,076,057 km (0.087 R)
• M8: 1,234,182 km (0.119 R)
• M9: 1,379,143 km (0.12 R)
• M10: 1,450,052 km (0.115 R)
• M11: 1,633,310 km (0.115 R)
• M12: 2,144,785 km (0.088 R)
• M13: 2,422,887 km (0.109 R)
• M14: 2,535,684 km (0.099 R)
• M15: 2,921,347 km (0.106 R)
• M16: 3,402,903 km (0.088 R)
• M17: 3,500,141 km (0.114 R)
• M18: 3,767,772 km (0.078 R)
• M19: 4,103,918 km (0.12 R)
• M20: 4,249,477 km (0.102 R)
• M21: 4,312,308 km (0.027 R)
• M22: 4,449,639 km (0.109 R)
• M23: 4,718,018 km (0.077 R)
• M24: 4,947,501 km (0.12 R)
• M25: 5,069,273 km (0.118 R)
• M26: 5,214,383 km (0.116 R)
• M27: 5,669,610 km (0.099 R)
• M28: 5,785,398 km (0.118 R)
• M29: 5,995,883 km (0.118 R)
• M30: 6,388,278 km (0.076 R)
• M31: 6,605,943 km (0.079 R)
• M32: 6,875,219 km (0.075 R)
• M33: 7,260,733 km (0.107 R)
• M34: 7,399,260 km (0.075 R)
• M35: 7,487,972 km (0.116 R)
• M36: 7,717,455 km (0.1 R)
• M37: 8,079,183 km (0.111 R)
• M38: 8,433,131 km (0.085 R)
• M39: 8,578,839 km (0.117 R)
• M40: 8,792,166 km (0.07 R)
• M41: 8,953,433 km (0.111 R)
• M42: 9,034,365 km (0.108 R)
• M43: 9,156,437 km (0.061 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.4

Radius: 13.2

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 6.31 AU - 8.51 AU

Year: 7156 Days

Day: 6.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 30,727,341 km

• M1: 190,288 km (0.119 R)
• M2: 315,053 km (0.093 R)
• M3: 399,576 km (0.067 R)
• M4: 505,790 km (0.058 R)
• M5: 670,647 km (0.093 R)
• M6: 754,572 km (0.092 R)
• M7: 962,064 km (0.119 R)
• M8: 1,613,263 km (0.073 R)
• M9: 1,939,686 km (0.098 R)
• M10: 2,083,599 km (0.063 R)
• M11: 2,325,349 km (0.08 R)
• M12: 2,420,793 km (0.056 R)
• M13: 2,576,375 km (0.112 R)
• M14: 2,856,871 km (0.092 R)
• M15: 2,980,289 km (0.101 R)
• M16: 3,382,707 km (0.103 R)
• M17: 3,893,285 km (0.055 R)
• M18: 4,007,428 km (0.09 R)
• M19: 4,099,730 km (0.083 R)
• M20: 4,333,551 km (0.114 R)
• M21: 4,571,711 km (0.11 R)
• M22: 4,838,743 km (0.034 R)
• M23: 5,236,524 km (0.06 R)
• M24: 5,413,947 km (0.09 R)
• M25: 5,722,567 km (0.069 R)
• M26: 6,010,842 km (0.055 R)
• M27: 6,276,977 km (0.062 R)
• M28: 6,492,697 km (0.049 R)
• M29: 7,380,112 km (0.069 R)
• M30: 7,550,803 km (0.092 R)
• M31: 8,276,053 km (0.084 R)
• M32: 8,453,476 km (0.064 R)
• M33: 8,752,074 km (0.077 R)
• M34: 8,963,007 km (0.106 R)
• M35: 9,699,477 km (0.091 R)
• M36: 10,138,098 km (0.107 R)
• M37: 10,937,400 km (0.079 R)
• M38: 11,295,686 km (0.073 R)
• M39: 11,690,774 km (0.075 R)
• M40: 12,057,140 km (0.103 R)
• M41: 12,562,631 km (0.114 R)
• M42: 12,732,724 km (0.111 R)
• M43: 13,594,557 km (0.095 R)
• M44: 14,582,202 km (0.086 R)
• M45: 15,156,957 km (0.117 R)
• M46: 15,812,495 km (0.092 R)
• M47: 16,143,705 km (0.074 R)
• M48: 16,254,706 km (0.081 R)
• M49: 16,551,658 km (0.042 R)
• M50: 18,564,797 km (0.104 R)
• M51: 18,758,675 km (0.107 R)
• M52: 19,109,333 km (0.118 R)
• M53: 19,462,234 km (0.109 R)
• M54: 19,619,761 km (0.078 R)
• M55: 19,777,736 km (0.097 R)
• M56: 21,016,257 km (0.09 R)
• M57: 21,299,446 km (0.087 R)
• M58: 21,828,723 km (0.111 R)
• M59: 22,692,800 km (0.025 R)
• M60: 22,858,555 km (0.088 R)
• M61: 23,400,398 km (0.117 R)
• M62: 24,284,671 km (0.051 R)
• M63: 24,581,773 km (0.053 R)
• M64: 25,136,930 km (0.109 R)
• M65: 25,265,584 km (0.081 R)
• M66: 25,998,913 km (0.062 R)
• M67: 26,302,896 km (0.051 R)
• M68: 28,151,776 km (0.07 R)
• M69: 28,419,257 km (0.09 R)
• M70: 28,732,515 km (0.099 R)
• M71: 29,181,907 km (0.068 R)
• M72: 29,996,767 km (0.086 R)
• M73: 30,270,082 km (0.101 R)
• M74: 30,361,337 km (0.101 R)
• M75: 30,727,403 km (0.109 R)

Kuiper Belt

Range: 30.9 - 53.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 436 - 13,146 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit