🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.45 AU - 0.71 AU

Year: 285 Days

Day: 38.8 Hours

Environment

Temp: -124 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 58,026,941 km

• M1: 127,158 km (0.096 R)
• M2: 449,990 km (0.043 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.61 AU - 0.69 AU

Year: 338 Days

Day: 32.2 Hours

Environment

Temp: -133 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.2

Radius: 13.9

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.05 AU - 1.11 AU

Year: 725 Days

Day: 8.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 105.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 58,026,941 km

• M1: 178,919 km (0.065 R)
• M2: 444,006 km (0.098 R)
• M3: 768,185 km (0.084 R)
• M4: 1,222,065 km (0.086 R)
• M5: 1,813,575 km (0.034 R)
• M6: 2,092,276 km (0.059 R)
• M7: 2,536,581 km (0.097 R)
• M8: 2,957,101 km (0.096 R)
• M9: 3,229,818 km (0.052 R)
• M10: 3,494,457 km (0.061 R)
• M11: 3,770,166 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.8

Radius: 8.8

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.18 AU - 1.26 AU

Year: 870 Days

Day: 11.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 58,026,941 km

• M1: 109,506 km (0.113 R)
• M2: 344,524 km (0.056 R)
• M3: 630,854 km (0.092 R)
• M4: 901,477 km (0.073 R)
• M5: 1,205,908 km (0.094 R)
• M6: 1,515,277 km (0.105 R)
• M7: 1,849,030 km (0.101 R)
• M8: 3,334,537 km (0.098 R)
• M9: 3,728,727 km (0.073 R)
• M10: 6,210,107 km (0.092 R)
• M11: 6,679,545 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637

Radius: 14.7

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.21 AU - 1.31 AU

Year: 913 Days

Day: 13.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 81.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 58,026,941 km

• M1: 194,178 km (0.047 R)
• M2: 593,156 km (0.088 R)
• M3: 954,584 km (0.112 R)
• M4: 1,233,285 km (0.1 R)
• M5: 1,724,115 km (0.068 R)
• M6: 2,008,950 km (0.085 R)
• M7: 2,518,331 km (0.101 R)
• M8: 2,876,019 km (0.12 R)
• M9: 3,566,114 km (0.089 R)
• M10: 4,460,111 km (0.071 R)
• M11: 4,926,407 km (0.102 R)
• M12: 6,078,610 km (0.087 R)
• M13: 7,372,183 km (0.115 R)
• M14: 7,871,242 km (0.096 R)
• M15: 8,352,199 km (0.054 R)
• M16: 8,992,029 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277.9

Radius: 10

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.59 AU - 2.25 AU

Year: 1718 Days

Day: 14 Hours

Environment

Temp: -181 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 58,026,941 km

• M1: 124,914 km (0.119 R)
• M2: 483,500 km (0.065 R)
• M3: 840,441 km (0.105 R)
• M4: 1,568,683 km (0.098 R)
• M5: 2,261,471 km (0.08 R)
• M6: 2,911,025 km (0.064 R)
• M7: 4,092,399 km (0.028 R)
• M8: 4,345,519 km (0.073 R)
• M9: 4,889,606 km (0.072 R)
• M10: 5,822,499 km (0.077 R)
• M11: 6,092,822 km (0.047 R)
• M12: 6,435,551 km (0.061 R)
• M13: 6,652,318 km (0.094 R)
• M14: 8,142,163 km (0.108 R)
• M15: 9,319,947 km (0.108 R)
• M16: 10,663,635 km (0.098 R)

Asteroid Belt

Center: 2.57 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.9

Radius: 14

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 3.08 AU - 3.34 AU

Year: 3713 Days

Day: 11.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 58,026,941 km

• M1: 207,642 km (0.092 R)
• M2: 521,797 km (0.086 R)
• M3: 802,892 km (0.091 R)
• M4: 1,228,348 km (0.085 R)
• M5: 1,493,735 km (0.096 R)
• M6: 2,302,311 km (0.062 R)
• M7: 2,737,940 km (0.099 R)
• M8: 3,578,680 km (0.113 R)
• M9: 4,391,296 km (0.103 R)
• M10: 4,797,305 km (0.085 R)
• M11: 7,322,816 km (0.052 R)
• M12: 8,018,446 km (0.105 R)
• M13: 8,926,056 km (0.039 R)
• M14: 9,229,291 km (0.072 R)
• M15: 9,946,613 km (0.111 R)
• M16: 11,157,907 km (0.032 R)
• M17: 11,429,128 km (0.081 R)
• M18: 12,979,710 km (0.115 R)
• M19: 13,494,177 km (0.114 R)
• M20: 14,056,515 km (0.113 R)
• M21: 15,573,138 km (0.103 R)
• M22: 16,218,055 km (0.072 R)
• M23: 17,802,745 km (0.093 R)
• M24: 18,448,709 km (0.094 R)
• M25: 18,973,947 km (0.032 R)
• M26: 19,685,883 km (0.112 R)
• M27: 19,956,206 km (0.098 R)
• M28: 20,365,357 km (0.032 R)
• M29: 21,617,491 km (0.093 R)
• M30: 21,948,252 km (0.101 R)
• M31: 22,665,723 km (0.1 R)
• M32: 24,085,556 km (0.102 R)
• M33: 24,384,902 km (0.086 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.8

Radius: 14.3

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 3.14 AU - 4.3 AU

Year: 4633 Days

Day: 8.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 58,026,941 km

• M1: 206,894 km (0.111 R)
• M2: 1,680,732 km (0.081 R)
• M3: 3,525,723 km (0.107 R)
• M4: 4,068,912 km (0.098 R)
• M5: 4,441,112 km (0.063 R)
• M6: 5,010,930 km (0.053 R)
• M7: 7,447,132 km (0.053 R)
• M8: 11,036,882 km (0.093 R)
• M9: 14,114,260 km (0.102 R)
• M10: 15,416,509 km (0.116 R)
• M11: 16,144,752 km (0.082 R)
• M12: 17,268,830 km (0.104 R)
• M13: 20,122,709 km (0.106 R)
• M14: 21,207,293 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 414.9

Radius: 4.2

Gravity: 23.52 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 8.04 AU - 9.74 AU

Year: 17115 Days

Day: 18.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 58,026,941 km

• M1: 60,587 km (0.061 R)
• M2: 185,801 km (0.111 R)
• M3: 873,203 km (0.078 R)
• M4: 1,304,942 km (0.043 R)
• M5: 3,119,116 km (0.12 R)
• M6: 4,092,848 km (0.11 R)
• M7: 4,216,266 km (0.09 R)
• M8: 4,961,563 km (0.101 R)
• M9: 5,878,000 km (0.113 R)
• M10: 6,675,506 km (0.1 R)
• M11: 7,073,137 km (0.069 R)
• M12: 7,775,948 km (0.116 R)
• M13: 9,006,390 km (0.066 R)
• M14: 10,085,140 km (0.099 R)
• M15: 10,327,788 km (0.11 R)
• M16: 12,968,041 km (0.053 R)
• M17: 18,233,138 km (0.11 R)
• M18: 18,428,363 km (0.112 R)
• M19: 19,020,621 km (0.084 R)
• M20: 20,028,462 km (0.064 R)
• M21: 24,848,954 km (0.078 R)
• M22: 25,305,976 km (0.112 R)
• M23: 25,999,512 km (0.047 R)
• M24: 27,176,099 km (0.119 R)
• M25: 30,022,946 km (0.08 R)
• M26: 30,947,012 km (0.078 R)
• M27: 31,456,842 km (0.074 R)
• M28: 37,434,773 km (0.111 R)
• M29: 38,466,100 km (0.073 R)
• M30: 38,939,428 km (0.06 R)
• M31: 39,798,718 km (0.051 R)
• M32: 49,549,657 km (0.108 R)
• M33: 50,843,679 km (0.081 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 302 - 14,577 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit