🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.62 AU - 2.08 AU

Year: 910 Days

Day: 40.4 Hours

Environment

Temp: -47 °C

Axial Tilt: 128.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.79 AU - 2.15 AU

Year: 1000 Days

Day: 42 Hours

Environment

Temp: -66 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,632,012 km

• M1: 1,302,399 km (0.114 R)

Asteroid Belt

Center: 2.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.69 AU - 3.32 AU

Year: 1879 Days

Day: 14.2 Hours

Environment

Temp: -95 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 4.35 AU - 5.41 AU

Year: 3899 Days

Day: 44.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 45.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.2 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.7

Radius: 14.4

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 4.45 AU - 6.57 AU

Year: 4678 Days

Day: 5.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,632,012 km

• M1: 179,069 km (0.025 R)
• M2: 740,809 km (0.047 R)
• M3: 1,216,231 km (0.102 R)
• M4: 2,134,014 km (0.106 R)
• M5: 4,182,158 km (0.084 R)
• M6: 6,882,549 km (0.112 R)
• M7: 9,872,711 km (0.118 R)
• M8: 10,666,777 km (0.094 R)
• M9: 11,247,815 km (0.084 R)
• M10: 12,293,055 km (0.074 R)
• M11: 13,259,906 km (0.082 R)
• M12: 14,627,081 km (0.104 R)
• M13: 15,554,588 km (0.071 R)
• M14: 16,907,252 km (0.028 R)
• M15: 18,219,824 km (0.094 R)
• M16: 20,346,208 km (0.1 R)
• M17: 20,983,046 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 759.8

Radius: 12.8

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 5.07 AU - 6.77 AU

Year: 5209 Days

Day: 11.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,632,012 km

• M1: 159,172 km (0.108 R)
• M2: 658,679 km (0.107 R)
• M3: 1,256,473 km (0.073 R)
• M4: 2,493,647 km (0.117 R)
• M5: 2,975,950 km (0.108 R)
• M6: 3,896,725 km (0.037 R)
• M7: 4,837,546 km (0.101 R)
• M8: 5,772,533 km (0.065 R)
• M9: 6,757,336 km (0.097 R)
• M10: 9,559,154 km (0.058 R)
• M11: 11,122,751 km (0.094 R)
• M12: 13,111,805 km (0.11 R)
• M13: 14,301,706 km (0.075 R)
• M14: 15,621,309 km (0.093 R)
• M15: 16,586,215 km (0.046 R)
• M16: 17,977,176 km (0.049 R)
• M17: 20,207,680 km (0.098 R)
• M18: 22,090,519 km (0.106 R)
• M19: 22,541,258 km (0.114 R)
• M20: 24,645,501 km (0.11 R)
• M21: 26,119,190 km (0.097 R)
• M22: 28,527,267 km (0.105 R)
• M23: 29,785,235 km (0.085 R)
• M24: 31,836,372 km (0.063 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.4

Radius: 13.9

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 7.89 AU - 9.17 AU

Year: 9010 Days

Day: 11.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 63,632,012 km

• M1: 172,935 km (0.09 R)
• M2: 609,611 km (0.098 R)
• M3: 1,244,355 km (0.109 R)
• M4: 2,123,691 km (0.039 R)
• M5: 2,597,767 km (0.058 R)
• M6: 3,501,787 km (0.116 R)
• M7: 4,196,968 km (0.103 R)
• M8: 4,894,244 km (0.083 R)
• M9: 5,380,138 km (0.072 R)
• M10: 5,965,514 km (0.111 R)
• M11: 7,617,075 km (0.088 R)
• M12: 8,188,389 km (0.066 R)
• M13: 8,788,277 km (0.113 R)
• M14: 10,765,811 km (0.083 R)
• M15: 12,910,745 km (0.053 R)
• M16: 14,758,877 km (0.102 R)
• M17: 15,649,134 km (0.077 R)
• M18: 16,440,357 km (0.098 R)
• M19: 17,466,748 km (0.084 R)
• M20: 21,518,158 km (0.11 R)
• M21: 23,847,845 km (0.11 R)
• M22: 24,807,516 km (0.091 R)
• M23: 26,341,043 km (0.093 R)
• M24: 27,272,290 km (0.048 R)
• M25: 28,032,846 km (0.102 R)
• M26: 32,366,247 km (0.109 R)
• M27: 33,542,535 km (0.107 R)
• M28: 34,636,545 km (0.086 R)
• M29: 35,192,450 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878.2

Radius: 12.3

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 8.72 AU - 11.22 AU

Year: 11385 Days

Day: 10 Hours

Environment

Temp: -178 °C

Axial Tilt: 175.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 63,632,012 km

• M1: 155,881 km (0.027 R)
• M2: 692,489 km (0.047 R)
• M3: 1,369,419 km (0.03 R)
• M4: 1,823,448 km (0.06 R)
• M5: 2,224,969 km (0.064 R)
• M6: 3,020,979 km (0.083 R)
• M7: 3,695,815 km (0.082 R)
• M8: 4,318,143 km (0.106 R)
• M9: 5,278,262 km (0.103 R)
• M10: 7,488,570 km (0.082 R)
• M11: 8,582,729 km (0.078 R)
• M12: 9,318,900 km (0.118 R)
• M13: 9,990,595 km (0.108 R)
• M14: 11,488,817 km (0.086 R)
• M15: 13,323,635 km (0.11 R)
• M16: 13,778,562 km (0.025 R)
• M17: 14,243,812 km (0.037 R)
• M18: 27,438,493 km (0.117 R)
• M19: 29,911,047 km (0.118 R)
• M20: 36,545,862 km (0.081 R)
• M21: 43,103,634 km (0.036 R)
• M22: 43,528,792 km (0.112 R)
• M23: 44,243,720 km (0.11 R)
• M24: 52,150,566 km (0.078 R)
• M25: 53,772,057 km (0.051 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 377.2

Radius: 4.1

Gravity: 22.44 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 14.56 AU - 15.06 AU

Year: 20612 Days

Day: 17.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,632,012 km

• M1: 287,826 km (0.096 R)
• M2: 691,741 km (0.096 R)
• M3: 1,105,229 km (0.113 R)
• M4: 1,666,670 km (0.105 R)
• M5: 1,837,211 km (0.088 R)
• M6: 4,369,305 km (0.115 R)
• M7: 5,070,919 km (0.104 R)
• M8: 5,541,255 km (0.117 R)
• M9: 5,806,342 km (0.047 R)
• M10: 6,199,485 km (0.059 R)
• M11: 7,304,565 km (0.079 R)
• M12: 8,386,307 km (0.11 R)
• M13: 8,786,332 km (0.079 R)
• M14: 14,482,719 km (0.103 R)
• M15: 20,397,819 km (0.119 R)
• M16: 23,980,838 km (0.072 R)
• M17: 27,414,259 km (0.095 R)
• M18: 31,280,017 km (0.105 R)
• M19: 34,597,051 km (0.119 R)
• M20: 38,960,073 km (0.105 R)
• M21: 45,633,334 km (0.038 R)
• M22: 55,429,003 km (0.058 R)
• M23: 59,527,237 km (0.083 R)

Kuiper Belt

Range: 30.3 - 45.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 535 - 14,425 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit