🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.73 AU - 0.87 AU

Year: 270 Days

Day: 22.6 Hours

Environment

Temp: 91 °C

Axial Tilt: 4.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.66 AU - 2.42 AU

Year: 1098 Days

Day: 39.7 Hours

Environment

Temp: -79 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.6 AU - 2.54 AU

Year: 1122 Days

Day: 21.1 Hours

Environment

Temp: -77 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.1

Radius: 8.2

Gravity: 11.68 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 4.97 AU - 5.69 AU

Year: 4636 Days

Day: 13.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 77,900,425 km

• M1: 102,026 km (0.077 R)
• M2: 407,953 km (0.03 R)
• M3: 697,874 km (0.071 R)
• M4: 1,149,061 km (0.087 R)
• M5: 1,419,085 km (0.115 R)
• M6: 2,180,838 km (0.063 R)
• M7: 2,583,854 km (0.092 R)
• M8: 2,978,793 km (0.082 R)
• M9: 3,311,199 km (0.112 R)
• M10: 7,204,035 km (0.099 R)
• M11: 8,555,203 km (0.069 R)
• M12: 9,475,978 km (0.114 R)
• M13: 10,067,787 km (0.085 R)
• M14: 11,655,320 km (0.05 R)
• M15: 12,089,154 km (0.027 R)
• M16: 12,937,972 km (0.069 R)
• M17: 13,246,742 km (0.07 R)
• M18: 14,978,038 km (0.054 R)
• M19: 17,285,585 km (0.096 R)
• M20: 19,956,655 km (0.072 R)
• M21: 20,508,073 km (0.113 R)
• M22: 20,857,982 km (0.105 R)
• M23: 21,497,663 km (0.048 R)
• M24: 23,647,983 km (0.097 R)
• M25: 24,343,613 km (0.031 R)
• M26: 27,941,591 km (0.1 R)
• M27: 28,285,217 km (0.103 R)
• M28: 29,599,285 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.2

Radius: 12.4

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 5.11 AU - 6.19 AU

Year: 5059 Days

Day: 6 Hours

Environment

Temp: -143 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 77,900,425 km

• M1: 266,135 km (0.052 R)
• M2: 903,571 km (0.114 R)
• M3: 1,294,919 km (0.053 R)
• M4: 1,996,683 km (0.057 R)
• M5: 3,057,332 km (0.054 R)
• M6: 4,596,544 km (0.054 R)
• M7: 7,446,832 km (0.053 R)
• M8: 9,279,406 km (0.063 R)
• M9: 10,067,488 km (0.051 R)
• M10: 16,027,916 km (0.113 R)
• M11: 18,757,927 km (0.105 R)
• M12: 20,140,661 km (0.07 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.3

Radius: 10.4

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 6.76 AU - 7.8 AU

Year: 7400 Days

Day: 10.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 77,900,425 km

• M1: 129,851 km (0.046 R)
• M2: 486,642 km (0.109 R)
• M3: 1,009,337 km (0.1 R)
• M4: 1,475,484 km (0.119 R)
• M5: 2,036,476 km (0.084 R)
• M6: 2,497,836 km (0.111 R)
• M7: 3,048,206 km (0.097 R)
• M8: 3,563,421 km (0.106 R)
• M9: 4,497,810 km (0.07 R)
• M10: 5,374,752 km (0.095 R)
• M11: 5,998,575 km (0.12 R)
• M12: 7,465,682 km (0.088 R)
• M13: 8,323,326 km (0.057 R)
• M14: 8,651,095 km (0.074 R)
• M15: 9,552,572 km (0.085 R)
• M16: 11,643,352 km (0.075 R)
• M17: 12,157,969 km (0.027 R)
• M18: 15,264,967 km (0.117 R)
• M19: 18,725,465 km (0.116 R)
• M20: 20,083,963 km (0.079 R)
• M21: 20,749,823 km (0.099 R)
• M22: 26,091,365 km (0.099 R)
• M23: 26,973,394 km (0.114 R)
• M24: 29,077,189 km (0.027 R)
• M25: 30,025,190 km (0.119 R)
• M26: 30,603,835 km (0.044 R)
• M27: 32,082,909 km (0.11 R)
• M28: 33,402,811 km (0.113 R)
• M29: 34,864,532 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.8

Radius: 12.4

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 7 AU - 8.26 AU

Year: 7940 Days

Day: 10.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 77,900,425 km

• M1: 154,385 km (0.107 R)
• M2: 561,590 km (0.086 R)
• M3: 1,046,736 km (0.087 R)
• M4: 2,138,651 km (0.066 R)
• M5: 3,310,152 km (0.093 R)
• M6: 4,832,610 km (0.101 R)
• M7: 5,425,017 km (0.051 R)
• M8: 6,021,165 km (0.116 R)
• M9: 9,804,794 km (0.084 R)

Asteroid Belt

Center: 9.28 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 10.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575.7

Radius: 12.2

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 10.09 AU - 11.75 AU

Year: 13594 Days

Day: 7.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 77,900,425 km

• M1: 152,739 km (0.066 R)
• M2: 741,108 km (0.113 R)
• M3: 1,572,872 km (0.075 R)
• M4: 3,213,362 km (0.107 R)
• M5: 3,911,536 km (0.072 R)
• M6: 4,677,177 km (0.049 R)
• M7: 5,096,051 km (0.088 R)
• M8: 5,789,886 km (0.116 R)
• M9: 6,866,093 km (0.118 R)
• M10: 7,323,713 km (0.102 R)
• M11: 7,980,598 km (0.1 R)
• M12: 10,349,929 km (0.079 R)
• M13: 10,897,158 km (0.12 R)
• M14: 13,154,739 km (0.076 R)
• M15: 14,937,497 km (0.12 R)
• M16: 16,285,224 km (0.119 R)
• M17: 17,867,222 km (0.093 R)
• M18: 21,247,834 km (0.108 R)
• M19: 23,042,261 km (0.102 R)
• M20: 24,357,077 km (0.086 R)
• M21: 25,130,647 km (0.079 R)
• M22: 26,422,425 km (0.098 R)
• M23: 27,033,233 km (0.028 R)
• M24: 27,549,495 km (0.109 R)
• M25: 28,495,402 km (0.101 R)
• M26: 29,571,609 km (0.109 R)
• M27: 31,349,730 km (0.102 R)
• M28: 32,034,589 km (0.04 R)
• M29: 33,198,011 km (0.083 R)
• M30: 38,264,293 km (0.085 R)
• M31: 40,106,142 km (0.052 R)
• M32: 41,594,042 km (0.095 R)
• M33: 44,967,923 km (0.106 R)
• M34: 45,402,056 km (0.106 R)
• M35: 53,703,691 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 592.3

Radius: 3.9

Gravity: 38.94 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 11.87 AU - 18.49 AU

Year: 22281 Days

Day: 23.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 77,900,425 km

• M1: 48,619 km (0.105 R)
• M2: 306,077 km (0.088 R)
• M3: 3,273,201 km (0.042 R)
• M4: 5,030,976 km (0.12 R)
• M5: 6,816,876 km (0.105 R)
• M6: 8,183,004 km (0.056 R)
• M7: 10,497,582 km (0.076 R)
• M8: 13,001,102 km (0.106 R)
• M9: 16,365,109 km (0.038 R)
• M10: 19,515,192 km (0.063 R)
• M11: 20,938,915 km (0.029 R)
• M12: 25,623,572 km (0.087 R)
• M13: 26,866,282 km (0.108 R)
• M14: 28,386,196 km (0.089 R)
• M15: 32,892,233 km (0.073 R)
• M16: 35,868,184 km (0.106 R)
• M17: 40,812,244 km (0.042 R)
• M18: 54,011,862 km (0.05 R)
• M19: 55,116,942 km (0.117 R)
• M20: 55,302,593 km (0.069 R)
• M21: 75,131,192 km (0.092 R)
• M22: 76,276,962 km (0.113 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 356 - 17,532 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit