🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.64 AU - 1.96 AU

Year: 1019 Days

Day: 13 Hours

Environment

Temp: -97 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,460,687 km

• M1: 189,241 km (0.044 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.06 AU - 3.14 AU

Year: 1768 Days

Day: 12.7 Hours

Environment

Temp: -138 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.9

Radius: 8.1

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.68 AU - 3.86 AU

Year: 2494 Days

Day: 8.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 93,460,687 km

• M1: 100,829 km (0.067 R)
• M2: 435,928 km (0.081 R)
• M3: 742,155 km (0.07 R)
• M4: 1,209,200 km (0.074 R)
• M5: 1,479,074 km (0.036 R)
• M6: 2,356,017 km (0.113 R)
• M7: 2,837,722 km (0.096 R)
• M8: 3,124,651 km (0.113 R)
• M9: 3,383,754 km (0.051 R)
• M10: 5,338,849 km (0.105 R)
• M11: 6,123,340 km (0.079 R)
• M12: 7,643,853 km (0.111 R)
• M13: 8,787,828 km (0.112 R)
• M14: 9,152,248 km (0.079 R)
• M15: 10,643,589 km (0.113 R)
• M16: 11,163,143 km (0.049 R)
• M17: 11,447,079 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 515.7

Radius: 14.4

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 3.37 AU - 3.73 AU

Year: 2821 Days

Day: 13.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 93,460,687 km

• M1: 179,069 km (0.09 R)
• M2: 1,565,243 km (0.075 R)
• M3: 2,132,518 km (0.1 R)
• M4: 2,585,799 km (0.063 R)
• M5: 3,898,221 km (0.108 R)
• M6: 4,671,044 km (0.09 R)
• M7: 5,163,969 km (0.065 R)
• M8: 6,202,477 km (0.091 R)
• M9: 7,768,019 km (0.087 R)
• M10: 8,726,193 km (0.07 R)
• M11: 10,686,225 km (0.054 R)
• M12: 11,627,794 km (0.059 R)
• M13: 12,243,987 km (0.079 R)
• M14: 12,968,490 km (0.109 R)
• M15: 14,550,487 km (0.059 R)
• M16: 17,556,507 km (0.101 R)
• M17: 18,368,524 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.6

Radius: 8.1

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 5.01 AU - 6.89 AU

Year: 6121 Days

Day: 5.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 93,460,687 km

• M1: 100,979 km (0.106 R)
• M2: 383,270 km (0.076 R)
• M3: 696,528 km (0.071 R)
• M4: 1,312,871 km (0.11 R)
• M5: 2,018,524 km (0.095 R)
• M6: 2,672,117 km (0.117 R)
• M7: 3,929,637 km (0.111 R)
• M8: 4,203,551 km (0.05 R)
• M9: 4,638,432 km (0.091 R)
• M10: 4,892,898 km (0.105 R)
• M11: 5,655,248 km (0.027 R)
• M12: 6,846,347 km (0.097 R)
• M13: 7,657,616 km (0.12 R)
• M14: 9,798,212 km (0.091 R)
• M15: 10,175,946 km (0.114 R)
• M16: 10,650,920 km (0.049 R)
• M17: 12,068,958 km (0.118 R)
• M18: 17,437,427 km (0.096 R)
• M19: 20,331,996 km (0.106 R)
• M20: 22,575,366 km (0.064 R)
• M21: 24,515,650 km (0.057 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 711.6

Radius: 3.4

Gravity: 61.56 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 10.83 AU - 13.97 AU

Year: 18416 Days

Day: 20.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 93,460,687 km

• M1: 58,044 km (0.025 R)
• M2: 255,513 km (0.025 R)
• M3: 489,035 km (0.116 R)
• M4: 707,748 km (0.118 R)
• M5: 1,114,205 km (0.07 R)
• M6: 1,608,476 km (0.04 R)
• M7: 2,567,698 km (0.061 R)
• M8: 3,221,441 km (0.097 R)
• M9: 5,481,565 km (0.064 R)
• M10: 5,638,045 km (0.089 R)
• M11: 5,837,907 km (0.12 R)
• M12: 7,045,312 km (0.044 R)
• M13: 9,045,136 km (0.034 R)
• M14: 11,648,438 km (0.075 R)
• M15: 12,638,926 km (0.092 R)
• M16: 13,612,957 km (0.118 R)
• M17: 17,838,648 km (0.077 R)
• M18: 18,182,574 km (0.069 R)
• M19: 21,286,131 km (0.09 R)
• M20: 24,302,324 km (0.058 R)
• M21: 26,575,314 km (0.047 R)
• M22: 36,668,532 km (0.115 R)
• M23: 36,806,911 km (0.091 R)
• M24: 50,227,186 km (0.116 R)
• M25: 52,301,211 km (0.119 R)
• M26: 54,792,165 km (0.104 R)
• M27: 55,154,341 km (0.1 R)
• M28: 57,361,060 km (0.039 R)
• M29: 59,625,822 km (0.11 R)
• M30: 66,159,958 km (0.041 R)
• M31: 67,812,864 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 798.4

Radius: 7.1

Gravity: 15.84 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 12.35 AU - 16.43 AU

Year: 23022 Days

Day: 19.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 93,460,687 km

• M1: 88,412 km (0.112 R)
• M2: 662,868 km (0.077 R)
• M3: 986,149 km (0.1 R)
• M4: 1,579,754 km (0.107 R)
• M5: 2,808,401 km (0.085 R)
• M6: 3,920,362 km (0.113 R)
• M7: 4,502,896 km (0.091 R)
• M8: 5,881,889 km (0.107 R)
• M9: 8,474,271 km (0.058 R)
• M10: 8,752,672 km (0.055 R)
• M11: 9,624,229 km (0.05 R)
• M12: 9,988,650 km (0.026 R)
• M13: 10,939,943 km (0.095 R)
• M14: 11,743,433 km (0.117 R)
• M15: 12,019,890 km (0.106 R)
• M16: 14,706,518 km (0.042 R)
• M17: 17,769,085 km (0.103 R)
• M18: 18,783,509 km (0.066 R)
• M19: 20,625,956 km (0.096 R)
• M20: 22,479,474 km (0.063 R)
• M21: 28,701,997 km (0.087 R)
• M22: 31,802,114 km (0.074 R)
• M23: 33,709,786 km (0.079 R)
• M24: 38,658,184 km (0.068 R)
• M25: 41,304,720 km (0.089 R)
• M26: 42,428,798 km (0.086 R)
• M27: 43,903,684 km (0.114 R)
• M28: 52,725,171 km (0.071 R)
• M29: 53,289,155 km (0.06 R)
• M30: 57,548,506 km (0.086 R)
• M31: 68,283,499 km (0.103 R)
• M32: 68,729,750 km (0.093 R)
• M33: 69,177,945 km (0.1 R)
• M34: 78,555,188 km (0.104 R)
• M35: 81,525,304 km (0.075 R)
• M36: 87,163,199 km (0.054 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 834.1

Radius: 5.2

Gravity: 30.85 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 12.49 AU - 17.65 AU

Year: 24673 Days

Day: 15.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 93,460,687 km

• M1: 64,925 km (0.052 R)
• M2: 767,886 km (0.059 R)
• M3: 1,404,874 km (0.119 R)
• M4: 1,613,263 km (0.116 R)
• M5: 1,985,912 km (0.103 R)
• M6: 2,662,842 km (0.094 R)
• M7: 3,096,526 km (0.075 R)
• M8: 4,643,668 km (0.104 R)
• M9: 5,520,012 km (0.087 R)
• M10: 5,820,704 km (0.114 R)
• M11: 11,461,291 km (0.105 R)
• M12: 12,453,724 km (0.118 R)
• M13: 13,196,926 km (0.102 R)
• M14: 15,518,834 km (0.068 R)
• M15: 16,731,475 km (0.06 R)
• M16: 30,480,117 km (0.08 R)
• M17: 42,869,364 km (0.068 R)
• M18: 44,899,258 km (0.085 R)
• M19: 51,184,313 km (0.105 R)
• M20: 54,048,514 km (0.084 R)
• M21: 56,615,613 km (0.099 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 13,526 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit