🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.6 AU - 0.74 AU

Year: 360 Days

Day: 42.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.97 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: 111.3

Radius: 10.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.24 AU - 1.28 AU

Year: 928 Days

Day: 6.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 38,077,031 km

• M1: 135,685 km (0.115 R)
• M2: 583,731 km (0.067 R)
• M3: 1,309,879 km (0.089 R)
• M4: 1,904,830 km (0.08 R)
• M5: 2,605,546 km (0.111 R)
• M6: 4,715,175 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 822.8

Radius: 11.1

Gravity: 6.68 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.62 AU - 2.32 AU

Year: 1814 Days

Day: 14.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 38,077,031 km

• M1: 138,079 km (0.109 R)
• M2: 489,634 km (0.118 R)
• M3: 1,012,478 km (0.068 R)
• M4: 1,633,010 km (0.054 R)
• M5: 2,310,838 km (0.099 R)
• M6: 2,787,607 km (0.06 R)
• M7: 3,565,366 km (0.094 R)
• M8: 4,877,489 km (0.073 R)
• M9: 5,250,885 km (0.045 R)
• M10: 5,714,639 km (0.08 R)
• M11: 6,307,345 km (0.062 R)
• M12: 6,995,196 km (0.053 R)
• M13: 7,644,601 km (0.091 R)
• M14: 8,241,646 km (0.117 R)
• M15: 9,733,286 km (0.09 R)
• M16: 12,058,187 km (0.043 R)
• M17: 12,418,269 km (0.083 R)
• M18: 14,416,298 km (0.091 R)
• M19: 15,421,745 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51.1

Radius: 9.9

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.81 AU - 3.17 AU

Year: 3392 Days

Day: 6.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 38,077,031 km

• M1: 123,119 km (0.085 R)
• M2: 538,552 km (0.115 R)
• M3: 2,185,026 km (0.108 R)
• M4: 3,063,764 km (0.113 R)
• M5: 5,643,879 km (0.095 R)
• M6: 6,222,374 km (0.103 R)
• M7: 7,792,553 km (0.076 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 648.7

Radius: 5.2

Gravity: 23.99 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 6.61 AU - 9.47 AU

Year: 14955 Days

Day: 19.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 38,077,031 km

• M1: 64,776 km (0.079 R)
• M2: 240,703 km (0.039 R)
• M3: 1,222,065 km (0.027 R)
• M4: 1,414,597 km (0.107 R)
• M5: 1,675,646 km (0.05 R)
• M6: 1,896,602 km (0.086 R)
• M7: 2,502,922 km (0.117 R)
• M8: 2,815,731 km (0.103 R)
• M9: 3,519,440 km (0.086 R)
• M10: 4,089,407 km (0.114 R)
• M11: 5,818,908 km (0.099 R)
• M12: 7,705,188 km (0.118 R)
• M13: 8,711,084 km (0.092 R)
• M14: 9,271,478 km (0.088 R)
• M15: 11,877,473 km (0.102 R)
• M16: 14,298,714 km (0.12 R)
• M17: 16,336,237 km (0.045 R)
• M18: 17,108,461 km (0.107 R)
• M19: 20,530,213 km (0.087 R)
• M20: 25,185,550 km (0.069 R)
• M21: 27,272,141 km (0.084 R)
• M22: 32,262,726 km (0.108 R)
• M23: 34,845,533 km (0.082 R)
• M24: 35,098,503 km (0.098 R)
• M25: 44,743,676 km (0.04 R)
• M26: 47,792,331 km (0.113 R)
• M27: 53,623,806 km (0.088 R)
• M28: 57,235,397 km (0.058 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 843.4

Radius: 6.2

Gravity: 21.94 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 6.62 AU - 9.72 AU

Year: 15319 Days

Day: 23.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 38,077,031 km

• M1: 77,342 km (0.092 R)
• M2: 289,322 km (0.106 R)
• M3: 622,626 km (0.06 R)
• M4: 843,582 km (0.084 R)
• M5: 1,464,563 km (0.092 R)
• M6: 2,229,008 km (0.105 R)
• M7: 2,901,899 km (0.061 R)
• M8: 4,216,416 km (0.071 R)
• M9: 5,613,361 km (0.078 R)
• M10: 6,458,589 km (0.07 R)
• M11: 6,715,000 km (0.105 R)
• M12: 7,761,138 km (0.114 R)
• M13: 8,755,814 km (0.113 R)
• M14: 13,799,955 km (0.059 R)
• M15: 14,369,773 km (0.118 R)
• M16: 16,408,642 km (0.12 R)
• M17: 17,210,337 km (0.061 R)
• M18: 18,206,510 km (0.096 R)
• M19: 19,328,494 km (0.073 R)
• M20: 20,313,296 km (0.044 R)
• M21: 21,237,213 km (0.053 R)
• M22: 21,614,499 km (0.036 R)
• M23: 23,168,521 km (0.072 R)
• M24: 23,669,076 km (0.099 R)
• M25: 37,130,042 km (0.098 R)
• M26: 37,403,208 km (0.086 R)
• M27: 39,636,554 km (0.116 R)
• M28: 48,152,413 km (0.092 R)
• M29: 49,625,653 km (0.081 R)
• M30: 51,976,733 km (0.078 R)
• M31: 57,081,012 km (0.112 R)
• M32: 58,915,830 km (0.108 R)
• M33: 60,789,544 km (0.048 R)
• M34: 61,168,924 km (0.083 R)
• M35: 64,065,288 km (0.097 R)
• M36: 67,051,860 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 91.9

Radius: 6.2

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 7.73 AU - 11.35 AU

Year: 19330 Days

Day: 24.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 38,077,031 km

• M1: 77,641 km (0.084 R)
• M2: 376,538 km (0.079 R)
• M3: 947,553 km (0.112 R)
• M4: 2,401,345 km (0.109 R)
• M5: 3,035,640 km (0.098 R)
• M6: 6,786,358 km (0.097 R)
• M7: 7,077,475 km (0.085 R)
• M8: 14,738,532 km (0.101 R)
• M9: 30,445,859 km (0.119 R)
• M10: 34,331,365 km (0.088 R)
• M11: 34,973,589 km (0.101 R)
• M12: 35,406,226 km (0.12 R)
• M13: 35,623,741 km (0.1 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: 525 - 13,250 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit