🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.93 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.77 AU - 1.95 AU

Year: 936 Days

Day: 28.2 Hours

Environment

Temp: -63 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.27 AU - 2.41 AU

Year: 1321 Days

Day: 35.1 Hours

Environment

Temp: -82 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 60,466,125 km

• M1: 89,011 km (0.118 R)
• M2: 268,678 km (0.077 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.06 AU - 2.95 AU

Year: 1458 Days

Day: 34.1 Hours

Environment

Temp: -86 °C

Axial Tilt: 15.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,466,125 km

• M1: 1,282,652 km (0.031 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.3

Radius: 8.7

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 7.59 AU - 9.27 AU

Year: 9031 Days

Day: 10.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 149.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,466,125 km

• M1: 108,159 km (0.085 R)
• M2: 432,936 km (0.081 R)
• M3: 717,471 km (0.078 R)
• M4: 1,337,405 km (0.073 R)
• M5: 1,824,196 km (0.044 R)
• M6: 2,109,629 km (0.118 R)
• M7: 2,410,171 km (0.114 R)
• M8: 2,739,287 km (0.086 R)
• M9: 3,080,519 km (0.115 R)
• M10: 4,668,800 km (0.12 R)
• M11: 6,560,615 km (0.057 R)
• M12: 6,863,102 km (0.067 R)
• M13: 7,270,157 km (0.104 R)
• M14: 7,561,424 km (0.107 R)
• M15: 7,927,790 km (0.079 R)
• M16: 8,951,189 km (0.11 R)
• M17: 12,548,569 km (0.096 R)
• M18: 15,367,740 km (0.029 R)
• M19: 18,643,635 km (0.065 R)
• M20: 20,252,709 km (0.101 R)
• M21: 23,603,851 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.3

Radius: 14.8

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 11.89 AU - 12.13 AU

Year: 15356 Days

Day: 13 Hours

Environment

Temp: -191 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 60,466,125 km

• M1: 201,957 km (0.112 R)
• M2: 738,864 km (0.108 R)
• M3: 1,343,987 km (0.095 R)
• M4: 1,885,232 km (0.089 R)
• M5: 2,465,373 km (0.113 R)
• M6: 3,293,098 km (0.11 R)
• M7: 3,992,917 km (0.071 R)
• M8: 4,623,173 km (0.076 R)
• M9: 6,620,454 km (0.105 R)
• M10: 7,323,713 km (0.115 R)
• M11: 9,791,779 km (0.053 R)
• M12: 11,184,535 km (0.074 R)
• M13: 12,377,877 km (0.085 R)
• M14: 14,004,605 km (0.108 R)
• M15: 15,693,714 km (0.119 R)
• M16: 18,604,889 km (0.035 R)
• M17: 28,438,106 km (0.081 R)
• M18: 29,242,045 km (0.027 R)
• M19: 32,114,025 km (0.054 R)
• M20: 33,745,689 km (0.096 R)
• M21: 34,387,913 km (0.074 R)
• M22: 36,902,504 km (0.103 R)
• M23: 39,679,489 km (0.112 R)
• M24: 40,395,015 km (0.038 R)
• M25: 43,949,760 km (0.087 R)
• M26: 44,561,915 km (0.084 R)
• M27: 45,024,770 km (0.07 R)
• M28: 48,517,282 km (0.113 R)
• M29: 49,500,290 km (0.12 R)
• M30: 54,439,712 km (0.11 R)
• M31: 58,953,828 km (0.094 R)
• M32: 62,933,730 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 585

Radius: 7.5

Gravity: 10.4 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 12.69 AU - 15.33 AU

Year: 19348 Days

Day: 24 Hours

Environment

Temp: -197 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 60,466,125 km

• M1: 93,199 km (0.116 R)
• M2: 415,882 km (0.106 R)
• M3: 875,297 km (0.037 R)
• M4: 1,235,230 km (0.108 R)
• M5: 1,674,748 km (0.079 R)
• M6: 2,255,637 km (0.083 R)
• M7: 2,604,499 km (0.115 R)
• M8: 3,248,219 km (0.088 R)
• M9: 3,522,431 km (0.049 R)
• M10: 4,406,405 km (0.096 R)
• M11: 5,355,305 km (0.091 R)
• M12: 6,349,382 km (0.117 R)
• M13: 6,823,907 km (0.052 R)
• M14: 11,446,032 km (0.111 R)
• M15: 11,954,216 km (0.114 R)
• M16: 12,947,696 km (0.095 R)
• M17: 14,283,754 km (0.079 R)
• M18: 18,840,505 km (0.092 R)
• M19: 19,909,831 km (0.095 R)
• M20: 21,113,346 km (0.05 R)
• M21: 22,364,582 km (0.115 R)
• M22: 23,461,284 km (0.028 R)
• M23: 30,201,716 km (0.053 R)
• M24: 31,049,337 km (0.049 R)
• M25: 32,791,704 km (0.075 R)
• M26: 38,127,710 km (0.092 R)
• M27: 42,339,339 km (0.036 R)
• M28: 59,415,936 km (0.029 R)
• M29: 60,173,200 km (0.116 R)
• M30: 60,745,412 km (0.102 R)
• M31: 62,874,489 km (0.103 R)
• M32: 66,872,043 km (0.07 R)
• M33: 70,611,990 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 339.7

Radius: 4

Gravity: 21.23 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 13.07 AU - 15.69 AU

Year: 20119 Days

Day: 17.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 87.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 60,466,125 km

• M1: 49,816 km (0.088 R)
• M2: 261,946 km (0.109 R)
• M3: 438,471 km (0.09 R)
• M4: 609,312 km (0.116 R)
• M5: 884,871 km (0.092 R)
• M6: 1,199,775 km (0.085 R)
• M7: 1,404,574 km (0.108 R)
• M8: 2,029,445 km (0.107 R)
• M9: 2,963,534 km (0.111 R)
• M10: 3,261,383 km (0.107 R)
• M11: 3,524,376 km (0.072 R)
• M12: 4,399,225 km (0.092 R)
• M13: 4,590,111 km (0.09 R)
• M14: 4,988,640 km (0.117 R)
• M15: 5,703,269 km (0.096 R)
• M16: 5,892,211 km (0.081 R)
• M17: 6,731,306 km (0.073 R)
• M18: 7,970,126 km (0.064 R)
• M19: 8,398,574 km (0.091 R)
• M20: 8,742,350 km (0.098 R)
• M21: 10,322,403 km (0.039 R)
• M22: 14,658,647 km (0.031 R)
• M23: 15,013,194 km (0.103 R)
• M24: 16,036,443 km (0.107 R)
• M25: 17,736,922 km (0.11 R)
• M26: 18,465,912 km (0.098 R)
• M27: 20,244,182 km (0.115 R)
• M28: 24,137,018 km (0.094 R)
• M29: 25,233,271 km (0.093 R)
• M30: 27,631,774 km (0.089 R)
• M31: 27,955,504 km (0.11 R)
• M32: 28,500,489 km (0.032 R)
• M33: 30,292,073 km (0.037 R)
• M34: 31,802,114 km (0.114 R)
• M35: 32,635,523 km (0.109 R)
• M36: 33,728,336 km (0.073 R)
• M37: 39,834,173 km (0.091 R)
• M38: 43,363,336 km (0.089 R)
• M39: 54,510,771 km (0.117 R)
• M40: 56,739,331 km (0.104 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 209 - 10,461 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit