🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.61 AU - 2.21 AU

Year: 950 Days

Day: 32.8 Hours

Environment

Temp: -53 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.11 AU - 2.33 AU

Year: 1190 Days

Day: 37.3 Hours

Environment

Temp: -76 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 3.18 AU - 5.1 AU

Year: 3032 Days

Day: 15 Hours

Environment

Temp: -127 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,728,807 km

• M1: 2,577,721 km (0.068 R)

Asteroid Belt

Center: 5.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.7

Radius: 13.1

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 5.2 AU - 8.56 AU

Year: 6495 Days

Day: 10 Hours

Environment

Temp: -163 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 58,728,807 km

• M1: 162,912 km (0.052 R)
• M2: 601,234 km (0.042 R)
• M3: 1,094,608 km (0.083 R)
• M4: 1,545,196 km (0.112 R)
• M5: 1,989,801 km (0.041 R)
• M6: 2,748,262 km (0.104 R)
• M7: 3,965,241 km (0.095 R)
• M8: 4,604,473 km (0.067 R)
• M9: 5,397,940 km (0.12 R)
• M10: 6,312,581 km (0.106 R)
• M11: 6,807,451 km (0.104 R)
• M12: 7,950,379 km (0.083 R)
• M13: 8,371,497 km (0.11 R)
• M14: 9,300,799 km (0.118 R)
• M15: 9,812,274 km (0.073 R)
• M16: 11,268,759 km (0.106 R)
• M17: 14,721,029 km (0.107 R)
• M18: 16,134,579 km (0.051 R)
• M19: 19,162,290 km (0.119 R)
• M20: 20,487,428 km (0.058 R)
• M21: 26,066,531 km (0.102 R)
• M22: 28,219,245 km (0.115 R)
• M23: 31,428,867 km (0.102 R)
• M24: 32,098,916 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.1

Radius: 9.8

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 7.16 AU - 10.82 AU

Year: 9701 Days

Day: 14.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 58,728,807 km

• M1: 121,922 km (0.1 R)
• M2: 463,305 km (0.062 R)
• M3: 908,358 km (0.114 R)
• M4: 1,318,107 km (0.085 R)
• M5: 2,363,646 km (0.077 R)
• M6: 2,970,565 km (0.101 R)
• M7: 4,034,954 km (0.085 R)
• M8: 5,159,631 km (0.101 R)
• M9: 5,826,538 km (0.051 R)
• M10: 6,447,668 km (0.089 R)
• M11: 7,112,481 km (0.113 R)
• M12: 9,295,712 km (0.076 R)
• M13: 11,994,458 km (0.115 R)
• M14: 14,174,697 km (0.111 R)
• M15: 14,581,753 km (0.116 R)
• M16: 16,351,646 km (0.117 R)
• M17: 16,928,944 km (0.09 R)
• M18: 17,519,706 km (0.041 R)
• M19: 18,466,062 km (0.075 R)
• M20: 19,375,019 km (0.091 R)
• M21: 24,704,892 km (0.11 R)
• M22: 25,808,026 km (0.065 R)
• M23: 26,240,813 km (0.114 R)
• M24: 26,678,686 km (0.077 R)
• M25: 27,299,667 km (0.111 R)
• M26: 27,749,059 km (0.095 R)
• M27: 28,203,537 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.7

Radius: 12.4

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 10.27 AU - 10.89 AU

Year: 12385 Days

Day: 5.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 58,728,807 km

• M1: 154,535 km (0.068 R)
• M2: 580,290 km (0.109 R)
• M3: 973,433 km (0.111 R)
• M4: 1,373,308 km (0.101 R)
• M5: 1,989,053 km (0.076 R)
• M6: 3,059,875 km (0.115 R)
• M7: 3,862,467 km (0.109 R)
• M8: 4,482,700 km (0.056 R)
• M9: 6,036,424 km (0.12 R)
• M10: 7,212,413 km (0.119 R)
• M11: 8,296,548 km (0.093 R)
• M12: 10,176,694 km (0.038 R)
• M13: 14,007,148 km (0.047 R)
• M14: 16,354,937 km (0.052 R)
• M15: 16,884,812 km (0.117 R)
• M16: 17,819,799 km (0.1 R)
• M17: 18,381,090 km (0.083 R)
• M18: 19,036,778 km (0.086 R)
• M19: 28,713,516 km (0.074 R)
• M20: 29,932,589 km (0.088 R)
• M21: 32,119,112 km (0.09 R)
• M22: 33,675,229 km (0.108 R)
• M23: 40,956,307 km (0.095 R)
• M24: 54,411,438 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 420.9

Radius: 5.7

Gravity: 12.95 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 13.09 AU - 14.43 AU

Year: 18370 Days

Day: 22.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 58,728,807 km

• M1: 70,909 km (0.094 R)
• M2: 264,788 km (0.082 R)
• M3: 457,470 km (0.114 R)
• M4: 775,665 km (0.12 R)
• M5: 1,071,270 km (0.118 R)
• M6: 1,559,857 km (0.044 R)
• M7: 2,470,459 km (0.111 R)
• M8: 3,290,405 km (0.065 R)
• M9: 4,126,508 km (0.049 R)
• M10: 4,924,912 km (0.054 R)
• M11: 7,035,887 km (0.074 R)
• M12: 7,386,245 km (0.052 R)
• M13: 8,217,112 km (0.114 R)
• M14: 8,458,563 km (0.111 R)
• M15: 10,907,630 km (0.119 R)
• M16: 11,677,161 km (0.091 R)
• M17: 14,975,944 km (0.065 R)
• M18: 16,225,535 km (0.082 R)
• M19: 17,226,943 km (0.101 R)
• M20: 18,515,130 km (0.108 R)
• M21: 19,267,159 km (0.065 R)
• M22: 30,746,551 km (0.065 R)
• M23: 37,036,992 km (0.078 R)
• M24: 41,533,605 km (0.077 R)
• M25: 41,959,660 km (0.119 R)
• M26: 48,389,825 km (0.092 R)
• M27: 53,916,120 km (0.117 R)
• M28: 58,771,618 km (0.088 R)
• M29: 60,392,062 km (0.095 R)

Asteroid Belt

Center: 15.16 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 16.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 214.2

Radius: 7.6

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 12.95 AU - 20.17 AU

Year: 24253 Days

Day: 24.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 58,728,807 km

• M1: 101,427 km (0.086 R)
• M2: 453,880 km (0.115 R)
• M3: 855,401 km (0.114 R)
• M4: 1,758,074 km (0.106 R)
• M5: 2,523,267 km (0.112 R)
• M6: 3,903,607 km (0.085 R)
• M7: 4,195,023 km (0.1 R)
• M8: 4,438,569 km (0.089 R)
• M9: 4,691,539 km (0.1 R)
• M10: 5,226,650 km (0.12 R)
• M11: 5,654,201 km (0.044 R)
• M12: 6,498,232 km (0.035 R)
• M13: 6,783,815 km (0.114 R)
• M14: 7,379,962 km (0.069 R)
• M15: 9,276,115 km (0.112 R)
• M16: 10,613,819 km (0.119 R)
• M17: 16,048,710 km (0.095 R)
• M18: 18,940,736 km (0.07 R)
• M19: 19,608,690 km (0.038 R)
• M20: 20,034,147 km (0.083 R)
• M21: 20,727,683 km (0.105 R)
• M22: 22,346,481 km (0.119 R)
• M23: 22,998,129 km (0.104 R)
• M24: 25,935,334 km (0.057 R)
• M25: 53,278,085 km (0.111 R)
• M26: 56,300,411 km (0.094 R)

Kuiper Belt

Range: 30.5 - 51.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 13,908 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit