🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.52 AU - 0.8 AU

Year: 346 Days

Day: 41.8 Hours

Environment

Temp: -127 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.11 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915.3

Radius: 14.5

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.37 AU - 1.75 AU

Year: 1258 Days

Day: 13.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 63,924,039 km

• M1: 180,265 km (0.093 R)
• M2: 663,167 km (0.087 R)
• M3: 1,149,061 km (0.038 R)
• M4: 1,709,156 km (0.109 R)
• M5: 2,285,257 km (0.091 R)
• M6: 2,934,512 km (0.065 R)
• M7: 4,095,242 km (0.082 R)
• M8: 4,684,358 km (0.109 R)
• M9: 6,243,018 km (0.112 R)
• M10: 7,310,698 km (0.107 R)
• M11: 8,181,807 km (0.092 R)
• M12: 8,849,761 km (0.039 R)
• M13: 9,304,988 km (0.044 R)
• M14: 10,361,747 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191

Radius: 11.7

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.63 AU - 1.95 AU

Year: 1546 Days

Day: 5.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,924,039 km

• M1: 165,006 km (0.105 R)
• M2: 573,558 km (0.114 R)
• M3: 1,336,807 km (0.112 R)
• M4: 2,043,657 km (0.073 R)
• M5: 2,755,742 km (0.091 R)
• M6: 3,389,888 km (0.098 R)
• M7: 4,213,424 km (0.101 R)
• M8: 4,827,673 km (0.118 R)
• M9: 5,462,865 km (0.06 R)
• M10: 6,381,696 km (0.107 R)
• M11: 7,424,094 km (0.079 R)
• M12: 7,900,712 km (0.085 R)
• M13: 8,397,676 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.2

Radius: 9.3

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.76 AU - 1.98 AU

Year: 1651 Days

Day: 12.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 63,924,039 km

• M1: 118,332 km (0.112 R)
• M2: 443,408 km (0.096 R)
• M3: 877,541 km (0.119 R)
• M4: 1,179,430 km (0.107 R)
• M5: 1,882,091 km (0.054 R)
• M6: 2,327,294 km (0.087 R)
• M7: 2,624,695 km (0.113 R)
• M8: 3,140,059 km (0.063 R)
• M9: 3,596,632 km (0.093 R)
• M10: 3,947,140 km (0.094 R)
• M11: 4,515,761 km (0.081 R)
• M12: 4,982,207 km (0.111 R)
• M13: 6,323,801 km (0.106 R)
• M14: 6,956,750 km (0.064 R)
• M15: 7,301,124 km (0.083 R)
• M16: 8,321,232 km (0.103 R)
• M17: 8,681,613 km (0.097 R)
• M18: 10,577,766 km (0.105 R)
• M19: 11,133,373 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961.6

Radius: 8.4

Gravity: 13.63 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.07 AU - 2.13 AU

Year: 1965 Days

Day: 5.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,924,039 km

• M1: 104,569 km (0.114 R)
• M2: 483,650 km (0.119 R)
• M3: 813,364 km (0.102 R)
• M4: 1,078,601 km (0.098 R)
• M5: 2,086,591 km (0.095 R)
• M6: 2,372,473 km (0.076 R)
• M7: 2,960,243 km (0.1 R)
• M8: 3,288,760 km (0.06 R)
• M9: 3,605,159 km (0.106 R)
• M10: 4,000,097 km (0.072 R)
• M11: 5,750,393 km (0.078 R)
• M12: 6,185,124 km (0.1 R)
• M13: 7,120,559 km (0.085 R)
• M14: 8,115,684 km (0.035 R)
• M15: 9,724,759 km (0.073 R)
• M16: 10,012,137 km (0.102 R)
• M17: 10,832,232 km (0.065 R)
• M18: 11,696,310 km (0.098 R)
• M19: 13,384,073 km (0.041 R)
• M20: 14,705,022 km (0.114 R)
• M21: 15,911,828 km (0.102 R)
• M22: 16,975,469 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912.5

Radius: 10.4

Gravity: 8.44 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 3.2 AU - 4.82 AU

Year: 5185 Days

Day: 7 Hours

Environment

Temp: -204 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,924,039 km

• M1: 129,851 km (0.118 R)
• M2: 873,652 km (0.051 R)
• M3: 1,392,756 km (0.096 R)
• M4: 2,844,155 km (0.051 R)
• M5: 3,582,869 km (0.06 R)
• M6: 4,418,972 km (0.097 R)
• M7: 6,575,724 km (0.047 R)
• M8: 7,826,063 km (0.036 R)
• M9: 9,789,685 km (0.116 R)
• M10: 10,604,395 km (0.109 R)
• M11: 11,611,188 km (0.09 R)
• M12: 14,150,463 km (0.116 R)
• M13: 16,159,113 km (0.046 R)
• M14: 16,532,360 km (0.112 R)
• M15: 17,950,548 km (0.063 R)
• M16: 20,733,966 km (0.08 R)
• M17: 21,999,713 km (0.09 R)
• M18: 22,612,915 km (0.062 R)
• M19: 24,034,095 km (0.096 R)
• M20: 24,520,886 km (0.094 R)
• M21: 25,935,783 km (0.097 R)
• M22: 28,203,836 km (0.045 R)
• M23: 33,936,726 km (0.058 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.1

Radius: 11.9

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 3.82 AU - 4.92 AU

Year: 5898 Days

Day: 6.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 63,924,039 km

• M1: 150,944 km (0.092 R)
• M2: 588,967 km (0.092 R)
• M3: 1,132,157 km (0.094 R)
• M4: 2,485,718 km (0.077 R)
• M5: 3,360,716 km (0.103 R)
• M6: 4,365,864 km (0.074 R)
• M7: 5,435,190 km (0.099 R)
• M8: 6,557,174 km (0.081 R)
• M9: 7,142,999 km (0.1 R)
• M10: 7,542,276 km (0.116 R)
• M11: 8,900,774 km (0.079 R)
• M12: 10,069,582 km (0.103 R)
• M13: 17,215,873 km (0.072 R)
• M14: 18,503,761 km (0.071 R)
• M15: 20,401,260 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.8

Radius: 9.1

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 3.72 AU - 6.18 AU

Year: 7111 Days

Day: 12 Hours

Environment

Temp: -218 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,924,039 km

• M1: 117,734 km (0.091 R)
• M2: 438,920 km (0.097 R)
• M3: 1,427,313 km (0.105 R)
• M4: 2,158,996 km (0.094 R)
• M5: 3,246,124 km (0.061 R)
• M6: 3,679,659 km (0.084 R)
• M7: 4,435,577 km (0.119 R)
• M8: 4,779,652 km (0.094 R)
• M9: 5,547,687 km (0.066 R)
• M10: 6,197,092 km (0.047 R)
• M11: 9,053,813 km (0.095 R)
• M12: 9,421,823 km (0.118 R)
• M13: 10,626,086 km (0.102 R)
• M14: 11,286,411 km (0.037 R)
• M15: 12,597,936 km (0.05 R)
• M16: 13,290,424 km (0.093 R)
• M17: 14,701,132 km (0.097 R)
• M18: 15,468,869 km (0.028 R)
• M19: 16,642,763 km (0.08 R)
• M20: 18,396,200 km (0.081 R)
• M21: 19,227,066 km (0.055 R)
• M22: 21,478,514 km (0.034 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.3

Radius: 14

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 4.38 AU - 6.48 AU

Year: 8170 Days

Day: 8.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,924,039 km

• M1: 191,485 km (0.058 R)
• M2: 641,476 km (0.047 R)
• M3: 1,109,418 km (0.058 R)
• M4: 2,232,599 km (0.055 R)
• M5: 2,732,854 km (0.105 R)
• M6: 3,887,001 km (0.101 R)
• M7: 4,561,239 km (0.108 R)
• M8: 5,505,052 km (0.092 R)
• M9: 6,538,624 km (0.047 R)
• M10: 7,297,085 km (0.112 R)
• M11: 7,987,330 km (0.048 R)
• M12: 12,001,639 km (0.087 R)
• M13: 13,140,079 km (0.057 R)
• M14: 16,097,479 km (0.083 R)
• M15: 18,719,032 km (0.066 R)
• M16: 21,368,261 km (0.093 R)
• M17: 22,697,737 km (0.073 R)
• M18: 25,704,953 km (0.058 R)
• M19: 28,472,215 km (0.106 R)
• M20: 32,069,744 km (0.057 R)
• M21: 37,009,017 km (0.061 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 981.5

Radius: 7

Gravity: 20.03 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 6.6 AU - 8.1 AU

Year: 12866 Days

Day: 23.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 63,924,039 km

• M1: 88,113 km (0.117 R)
• M2: 406,308 km (0.118 R)
• M3: 678,277 km (0.105 R)
• M4: 936,782 km (0.093 R)
• M5: 1,158,037 km (0.071 R)
• M6: 2,198,490 km (0.107 R)
• M7: 2,943,039 km (0.12 R)
• M8: 3,399,911 km (0.067 R)
• M9: 3,645,551 km (0.114 R)
• M10: 5,414,396 km (0.067 R)
• M11: 7,235,600 km (0.1 R)
• M12: 8,555,053 km (0.086 R)
• M13: 9,590,869 km (0.094 R)
• M14: 11,059,322 km (0.111 R)
• M15: 13,131,252 km (0.097 R)
• M16: 14,293,628 km (0.1 R)
• M17: 14,863,745 km (0.116 R)
• M18: 16,509,771 km (0.092 R)
• M19: 21,702,761 km (0.1 R)
• M20: 23,323,355 km (0.119 R)
• M21: 28,109,889 km (0.058 R)
• M22: 29,004,185 km (0.105 R)
• M23: 31,800,767 km (0.099 R)
• M24: 35,542,958 km (0.116 R)
• M25: 37,788,572 km (0.032 R)
• M26: 38,194,431 km (0.109 R)
• M27: 43,442,025 km (0.115 R)
• M28: 49,472,614 km (0.103 R)
• M29: 54,646,606 km (0.045 R)
• M30: 59,619,838 km (0.068 R)
• M31: 60,538,518 km (0.117 R)
• M32: 62,028,064 km (0.116 R)
• M33: 63,351,257 km (0.041 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 202 - 12,315 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit