🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.82 AU - 0.88 AU

Year: 295 Days

Day: 40.3 Hours

Environment

Temp: 124 °C

Axial Tilt: 31 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,500,515 km

• M1: 79,736 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.47 AU - 1.55 AU

Year: 699 Days

Day: 21 Hours

Environment

Temp: -56 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.5 AU - 1.96 AU

Year: 857 Days

Day: 42.7 Hours

Environment

Temp: -59 °C

Axial Tilt: 110.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 39,500,515 km

• M1: 79,287 km (0.08 R)
• M2: 290,369 km (0.099 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.72 AU - 1.82 AU

Year: 887 Days

Day: 35.9 Hours

Environment

Temp: -68 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,500,515 km

• M1: 71,807 km (0.103 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 2.25 AU - 2.89 AU

Year: 1552 Days

Day: 34 Hours

Environment

Temp: -100 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.7

Radius: 10.3

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 4.26 AU - 4.78 AU

Year: 3620 Days

Day: 8.3 Hours

Environment

Temp: -135 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 39,500,515 km

• M1: 128,056 km (0.099 R)
• M2: 474,524 km (0.104 R)
• M3: 983,307 km (0.062 R)
• M4: 1,413,700 km (0.107 R)
• M5: 1,740,272 km (0.099 R)
• M6: 2,174,255 km (0.058 R)
• M7: 2,534,637 km (0.11 R)
• M8: 2,917,458 km (0.111 R)
• M9: 3,738,002 km (0.086 R)
• M10: 5,804,248 km (0.029 R)
• M11: 6,147,724 km (0.107 R)
• M12: 6,504,515 km (0.09 R)
• M13: 8,003,187 km (0.112 R)
• M14: 8,945,803 km (0.105 R)
• M15: 9,522,503 km (0.034 R)
• M16: 13,918,137 km (0.088 R)
• M17: 15,769,710 km (0.08 R)
• M18: 16,215,063 km (0.052 R)
• M19: 16,725,940 km (0.099 R)
• M20: 17,423,963 km (0.051 R)
• M21: 17,780,156 km (0.112 R)
• M22: 18,141,135 km (0.119 R)
• M23: 21,478,664 km (0.099 R)
• M24: 22,164,421 km (0.104 R)
• M25: 22,723,468 km (0.094 R)
• M26: 24,383,107 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.9

Radius: 13.1

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.94 AU - 5.16 AU

Year: 4275 Days

Day: 10.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 39,500,515 km

• M1: 162,912 km (0.11 R)
• M2: 770,728 km (0.054 R)
• M3: 1,218,923 km (0.045 R)
• M4: 2,243,519 km (0.099 R)
• M5: 2,941,244 km (0.078 R)
• M6: 5,182,369 km (0.045 R)
• M7: 5,872,315 km (0.087 R)
• M8: 6,780,224 km (0.08 R)
• M9: 7,201,791 km (0.093 R)
• M10: 7,919,861 km (0.036 R)
• M11: 9,660,283 km (0.11 R)
• M12: 11,506,320 km (0.086 R)
• M13: 12,061,029 km (0.099 R)
• M14: 13,628,216 km (0.076 R)
• M15: 15,604,853 km (0.09 R)
• M16: 16,691,083 km (0.106 R)
• M17: 17,463,008 km (0.068 R)
• M18: 19,078,067 km (0.063 R)
• M19: 20,386,599 km (0.075 R)
• M20: 22,246,999 km (0.083 R)
• M21: 23,844,554 km (0.028 R)
• M22: 24,519,689 km (0.093 R)
• M23: 25,053,604 km (0.085 R)
• M24: 26,782,208 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.3

Radius: 15

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 8.31 AU - 9.35 AU

Year: 9885 Days

Day: 12.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,500,515 km

• M1: 186,549 km (0.103 R)
• M2: 825,780 km (0.098 R)
• M3: 1,293,423 km (0.104 R)
• M4: 2,073,127 km (0.107 R)
• M5: 2,697,698 km (0.115 R)
• M6: 4,223,148 km (0.079 R)
• M7: 5,653,902 km (0.114 R)
• M8: 7,077,026 km (0.092 R)
• M9: 12,104,263 km (0.114 R)
• M10: 13,126,914 km (0.03 R)
• M11: 16,069,055 km (0.116 R)
• M12: 18,602,196 km (0.105 R)
• M13: 19,426,630 km (0.112 R)
• M14: 20,669,190 km (0.079 R)
• M15: 21,553,762 km (0.088 R)
• M16: 23,226,715 km (0.114 R)
• M17: 24,715,513 km (0.106 R)
• M18: 27,019,470 km (0.109 R)
• M19: 28,077,276 km (0.047 R)
• M20: 28,764,679 km (0.099 R)
• M21: 29,664,959 km (0.111 R)
• M22: 30,584,088 km (0.063 R)
• M23: 31,311,882 km (0.1 R)
• M24: 39,361,294 km (0.074 R)
• M25: 42,110,903 km (0.082 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348

Radius: 10.7

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 9.23 AU - 14.19 AU

Year: 15096 Days

Day: 10.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 39,500,515 km

• M1: 133,142 km (0.103 R)
• M2: 488,437 km (0.084 R)
• M3: 1,246,898 km (0.116 R)
• M4: 1,717,084 km (0.04 R)
• M5: 4,556,602 km (0.117 R)
• M6: 5,180,275 km (0.115 R)
• M7: 5,615,455 km (0.119 R)
• M8: 5,966,861 km (0.083 R)
• M9: 7,191,319 km (0.115 R)
• M10: 9,331,915 km (0.089 R)
• M11: 11,084,604 km (0.115 R)
• M12: 12,212,871 km (0.105 R)
• M13: 12,865,118 km (0.096 R)
• M14: 14,630,522 km (0.025 R)
• M15: 15,571,343 km (0.081 R)
• M16: 20,889,697 km (0.049 R)
• M17: 21,822,739 km (0.058 R)
• M18: 25,071,107 km (0.09 R)
• M19: 25,834,505 km (0.11 R)
• M20: 27,709,565 km (0.102 R)
• M21: 29,357,535 km (0.093 R)
• M22: 29,885,765 km (0.114 R)
• M23: 32,173,416 km (0.087 R)
• M24: 33,761,846 km (0.071 R)
• M25: 41,428,886 km (0.082 R)
• M26: 49,731,269 km (0.067 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 73.1

Radius: 5.8

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 14.25 AU - 16.67 AU

Year: 22900 Days

Day: 24.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 39,500,515 km

• M1: 94,695 km (0.091 R)
• M2: 831,016 km (0.084 R)
• M3: 2,053,081 km (0.05 R)
• M4: 2,483,624 km (0.104 R)
• M5: 2,951,716 km (0.109 R)
• M6: 3,206,930 km (0.113 R)
• M7: 3,810,707 km (0.047 R)
• M8: 4,459,961 km (0.093 R)
• M9: 5,302,347 km (0.118 R)
• M10: 7,528,812 km (0.096 R)
• M11: 7,725,384 km (0.117 R)
• M12: 9,109,912 km (0.104 R)
• M13: 11,304,961 km (0.097 R)
• M14: 11,614,928 km (0.09 R)
• M15: 14,484,215 km (0.084 R)
• M16: 17,380,281 km (0.12 R)
• M17: 18,855,016 km (0.101 R)
• M18: 20,335,287 km (0.066 R)
• M19: 29,394,186 km (0.114 R)
• M20: 33,451,879 km (0.093 R)
• M21: 33,877,036 km (0.109 R)
• M22: 38,098,090 km (0.114 R)
• M23: 39,264,355 km (0.106 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 370 - 15,586 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit