🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.24 AU - 1.64 AU

Year: 634 Days

Day: 46.4 Hours

Environment

Temp: -23 °C

Axial Tilt: 46.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 3.15 AU - 3.27 AU

Year: 2111 Days

Day: 34.5 Hours

Environment

Temp: -113 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 3.62 AU - 4.24 AU

Year: 2860 Days

Day: 45.6 Hours

Environment

Temp: -132 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.7

Radius: 13.9

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 4.07 AU - 5.53 AU

Year: 3860 Days

Day: 9.4 Hours

Environment

Temp: -132 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,750,652 km

• M1: 172,935 km (0.052 R)
• M2: 622,776 km (0.099 R)
• M3: 1,261,708 km (0.094 R)
• M4: 1,926,222 km (0.106 R)
• M5: 2,498,584 km (0.098 R)
• M6: 3,051,797 km (0.112 R)
• M7: 3,815,045 km (0.052 R)
• M8: 4,529,375 km (0.098 R)
• M9: 6,045,549 km (0.103 R)
• M10: 6,567,047 km (0.054 R)
• M11: 8,844,974 km (0.069 R)
• M12: 10,057,166 km (0.09 R)
• M13: 11,240,335 km (0.099 R)
• M14: 13,161,172 km (0.096 R)
• M15: 14,146,573 km (0.092 R)
• M16: 16,089,849 km (0.068 R)
• M17: 18,649,918 km (0.094 R)
• M18: 24,487,975 km (0.109 R)
• M19: 28,113,629 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.6

Radius: 10.6

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 5.27 AU - 5.77 AU

Year: 4761 Days

Day: 9.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,750,652 km

• M1: 133,591 km (0.101 R)
• M2: 846,574 km (0.064 R)
• M3: 1,695,991 km (0.11 R)
• M4: 2,064,600 km (0.117 R)
• M5: 2,455,200 km (0.063 R)
• M6: 2,949,023 km (0.102 R)
• M7: 3,387,195 km (0.075 R)
• M8: 4,160,317 km (0.102 R)
• M9: 4,916,983 km (0.119 R)
• M10: 5,762,809 km (0.103 R)
• M11: 6,450,959 km (0.063 R)
• M12: 7,293,943 km (0.099 R)
• M13: 9,599,247 km (0.07 R)
• M14: 10,222,920 km (0.087 R)
• M15: 12,742,896 km (0.074 R)
• M16: 13,857,999 km (0.066 R)
• M17: 14,817,819 km (0.085 R)
• M18: 17,289,475 km (0.044 R)
• M19: 18,087,729 km (0.115 R)
• M20: 18,464,416 km (0.102 R)
• M21: 19,890,682 km (0.086 R)
• M22: 20,698,960 km (0.086 R)
• M23: 21,528,929 km (0.092 R)
• M24: 22,380,889 km (0.107 R)
• M25: 23,107,934 km (0.062 R)
• M26: 26,900,091 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.4

Radius: 9.6

Gravity: 6.35 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.31 AU - 7.11 AU

Year: 5009 Days

Day: 12 Hours

Environment

Temp: -158 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 44,750,652 km

• M1: 119,379 km (0.11 R)
• M2: 436,227 km (0.118 R)
• M3: 937,979 km (0.059 R)
• M4: 1,302,698 km (0.09 R)
• M5: 1,602,044 km (0.053 R)
• M6: 3,439,554 km (0.053 R)
• M7: 3,755,206 km (0.088 R)
• M8: 5,722,418 km (0.05 R)
• M9: 6,137,253 km (0.11 R)
• M10: 6,668,026 km (0.088 R)
• M11: 7,262,977 km (0.113 R)
• M12: 8,001,392 km (0.12 R)
• M13: 8,635,088 km (0.066 R)
• M14: 8,983,951 km (0.105 R)
• M15: 10,215,440 km (0.116 R)
• M16: 11,696,160 km (0.087 R)
• M17: 12,809,617 km (0.097 R)
• M18: 13,417,732 km (0.062 R)
• M19: 14,801,662 km (0.104 R)
• M20: 15,756,396 km (0.115 R)
• M21: 17,234,423 km (0.12 R)
• M22: 19,258,332 km (0.102 R)
• M23: 19,788,058 km (0.106 R)
• M24: 20,395,725 km (0.114 R)
• M25: 21,365,418 km (0.112 R)
• M26: 22,803,802 km (0.071 R)
• M27: 25,474,423 km (0.074 R)
• M28: 27,255,984 km (0.051 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.3

Radius: 13.9

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 5.95 AU - 6.25 AU

Year: 5531 Days

Day: 7.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 44,750,652 km

• M1: 207,343 km (0.058 R)
• M2: 1,440,029 km (0.064 R)
• M3: 2,318,468 km (0.098 R)
• M4: 3,688,186 km (0.037 R)
• M5: 4,260,847 km (0.047 R)
• M6: 7,689,630 km (0.102 R)
• M7: 8,401,566 km (0.107 R)
• M8: 9,277,312 km (0.056 R)
• M9: 10,837,767 km (0.076 R)
• M10: 12,382,515 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.7

Radius: 11.9

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 9.95 AU - 13.73 AU

Year: 14955 Days

Day: 11.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 44,750,652 km

• M1: 157,078 km (0.069 R)
• M2: 708,944 km (0.088 R)
• M3: 1,345,932 km (0.105 R)
• M4: 2,182,932 km (0.073 R)
• M5: 2,963,384 km (0.061 R)
• M6: 6,609,982 km (0.054 R)
• M7: 8,835,250 km (0.081 R)
• M8: 11,890,637 km (0.113 R)
• M9: 13,724,408 km (0.098 R)
• M10: 16,739,553 km (0.1 R)
• M11: 30,336,653 km (0.072 R)
• M12: 34,237,866 km (0.091 R)
• M13: 34,619,939 km (0.079 R)
• M14: 35,783,362 km (0.079 R)
• M15: 46,200,610 km (0.047 R)
• M16: 56,676,350 km (0.075 R)
• M17: 60,306,642 km (0.115 R)
• M18: 62,367,951 km (0.06 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.5

Radius: 10.2

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 10.6 AU - 13.6 AU

Year: 15451 Days

Day: 12.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,750,652 km

• M1: 127,009 km (0.096 R)
• M2: 489,185 km (0.115 R)
• M3: 1,418,038 km (0.08 R)
• M4: 2,191,459 km (0.032 R)
• M5: 2,673,314 km (0.029 R)
• M6: 3,954,021 km (0.117 R)
• M7: 5,154,993 km (0.095 R)
• M8: 14,659,095 km (0.097 R)
• M9: 16,369,597 km (0.058 R)
• M10: 21,059,790 km (0.092 R)
• M11: 39,730,651 km (0.067 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 467 - 12,557 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit