🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.55 AU - 0.69 AU

Year: 320 Days

Day: 46.4 Hours

Environment

Temp: -120 °C

Axial Tilt: 14.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,170,817 km

• M1: 137,480 km (0.065 R)

Asteroid Belt

Center: 0.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.2

Radius: 11.6

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.19 AU - 1.33 AU

Year: 928 Days

Day: 7.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 48,170,817 km

• M1: 144,811 km (0.089 R)
• M2: 975,229 km (0.108 R)
• M3: 1,499,120 km (0.097 R)
• M4: 2,137,006 km (0.054 R)
• M5: 2,570,091 km (0.092 R)
• M6: 4,316,796 km (0.073 R)
• M7: 4,699,916 km (0.12 R)
• M8: 5,105,775 km (0.047 R)
• M9: 5,927,965 km (0.102 R)
• M10: 7,083,010 km (0.109 R)
• M11: 7,738,249 km (0.116 R)
• M12: 8,205,443 km (0.112 R)
• M13: 9,088,968 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709.1

Radius: 14.3

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.24 AU - 1.44 AU

Year: 1018 Days

Day: 8.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 48,170,817 km

• M1: 181,013 km (0.068 R)
• M2: 627,114 km (0.054 R)
• M3: 1,326,933 km (0.074 R)
• M4: 1,954,197 km (0.116 R)
• M5: 2,490,206 km (0.029 R)
• M6: 3,402,005 km (0.114 R)
• M7: 4,186,945 km (0.103 R)
• M8: 5,242,807 km (0.104 R)
• M9: 6,076,217 km (0.119 R)
• M10: 6,717,992 km (0.12 R)
• M11: 7,380,261 km (0.087 R)
• M12: 9,142,973 km (0.05 R)
• M13: 10,351,873 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.1

Radius: 14.1

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.89 AU - 2.15 AU

Year: 1883 Days

Day: 11.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 48,170,817 km

• M1: 175,329 km (0.069 R)
• M2: 651,349 km (0.073 R)
• M3: 1,175,091 km (0.073 R)
• M4: 1,730,548 km (0.052 R)
• M5: 2,345,096 km (0.077 R)
• M6: 3,244,778 km (0.078 R)
• M7: 3,964,942 km (0.11 R)
• M8: 4,563,333 km (0.092 R)
• M9: 5,821,900 km (0.097 R)
• M10: 6,391,120 km (0.098 R)
• M11: 6,970,064 km (0.101 R)
• M12: 8,761,349 km (0.077 R)
• M13: 10,409,319 km (0.061 R)
• M14: 12,821,136 km (0.084 R)
• M15: 14,004,605 km (0.118 R)
• M16: 15,538,282 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 12.3

Radius: 12.7

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.71 AU - 2.65 AU

Year: 2112 Days

Day: 13.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 48,170,817 km

• M1: 158,873 km (0.113 R)
• M2: 612,154 km (0.029 R)
• M3: 1,039,556 km (0.042 R)
• M4: 1,681,480 km (0.075 R)
• M5: 2,841,013 km (0.107 R)
• M6: 4,373,943 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.3

Radius: 14.5

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.94 AU - 2.76 AU

Year: 2363 Days

Day: 7.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 48,170,817 km

• M1: 180,415 km (0.099 R)
• M2: 750,832 km (0.09 R)
• M3: 1,247,497 km (0.114 R)
• M4: 1,711,549 km (0.101 R)
• M5: 2,258,778 km (0.084 R)
• M6: 2,922,993 km (0.087 R)
• M7: 3,441,499 km (0.098 R)
• M8: 4,475,669 km (0.111 R)
• M9: 5,488,147 km (0.065 R)
• M10: 6,260,372 km (0.025 R)
• M11: 8,192,727 km (0.08 R)
• M12: 9,202,962 km (0.103 R)
• M13: 10,096,061 km (0.062 R)
• M14: 12,430,386 km (0.11 R)
• M15: 12,968,490 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200.4

Radius: 13.7

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.06 AU - 3.08 AU

Year: 2703 Days

Day: 10.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 48,170,817 km

• M1: 170,392 km (0.086 R)
• M2: 650,900 km (0.091 R)
• M3: 1,095,356 km (0.111 R)
• M4: 1,622,539 km (0.107 R)
• M5: 2,059,663 km (0.109 R)
• M6: 3,269,761 km (0.069 R)
• M7: 4,262,941 km (0.075 R)
• M8: 5,236,823 km (0.074 R)
• M9: 6,049,289 km (0.093 R)
• M10: 7,200,744 km (0.045 R)
• M11: 8,065,120 km (0.097 R)
• M12: 9,365,275 km (0.093 R)
• M13: 11,181,842 km (0.072 R)
• M14: 12,719,709 km (0.112 R)
• M15: 13,183,911 km (0.055 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.9

Radius: 9.6

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.99 AU - 3.59 AU

Year: 3915 Days

Day: 11.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 48,170,817 km

• M1: 126,261 km (0.113 R)
• M2: 543,639 km (0.099 R)
• M3: 965,953 km (0.087 R)
• M4: 1,741,918 km (0.09 R)
• M5: 2,067,742 km (0.112 R)
• M6: 2,408,675 km (0.072 R)
• M7: 2,730,909 km (0.112 R)
• M8: 3,051,497 km (0.064 R)
• M9: 3,381,061 km (0.07 R)
• M10: 4,244,092 km (0.111 R)
• M11: 4,696,924 km (0.071 R)
• M12: 6,007,402 km (0.084 R)
• M13: 6,998,039 km (0.115 R)
• M14: 7,462,540 km (0.111 R)
• M15: 7,774,003 km (0.09 R)
• M16: 8,332,452 km (0.088 R)
• M17: 10,169,364 km (0.037 R)
• M18: 12,222,595 km (0.077 R)
• M19: 12,856,740 km (0.115 R)
• M20: 13,222,956 km (0.055 R)
• M21: 14,494,238 km (0.032 R)
• M22: 14,802,261 km (0.095 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841

Radius: 9.6

Gravity: 9.13 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 5.5 AU - 6.04 AU

Year: 9092 Days

Day: 12.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 48,170,817 km

• M1: 119,379 km (0.082 R)
• M2: 486,791 km (0.088 R)
• M3: 879,187 km (0.081 R)
• M4: 1,403,826 km (0.084 R)
• M5: 2,075,371 km (0.035 R)
• M6: 2,613,026 km (0.052 R)
• M7: 3,553,847 km (0.097 R)
• M8: 4,047,370 km (0.077 R)
• M9: 4,888,559 km (0.068 R)
• M10: 5,367,272 km (0.079 R)
• M11: 6,568,693 km (0.059 R)
• M12: 7,273,149 km (0.032 R)
• M13: 9,159,429 km (0.101 R)
• M14: 11,963,641 km (0.101 R)
• M15: 12,364,862 km (0.072 R)
• M16: 13,437,629 km (0.08 R)
• M17: 14,636,356 km (0.063 R)
• M18: 22,313,869 km (0.094 R)
• M19: 25,750,581 km (0.079 R)
• M20: 32,531,403 km (0.082 R)
• M21: 35,382,888 km (0.062 R)
• M22: 40,413,416 km (0.108 R)
• M23: 43,569,033 km (0.104 R)
• M24: 48,026,751 km (0.116 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 292 - 20,272 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit