🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.72 AU - 0.88 AU

Year: 264 Days

Day: 35.2 Hours

Environment

Temp: 98 °C

Axial Tilt: 8.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.15 AU - 2.59 AU

Year: 1346 Days

Day: 27.7 Hours

Environment

Temp: -91 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.27 AU - 3.71 AU

Year: 1908 Days

Day: 18.4 Hours

Environment

Temp: -107 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.94 AU - 3.18 AU

Year: 1975 Days

Day: 40.8 Hours

Environment

Temp: -101 °C

Axial Tilt: 45.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 3.59 AU - 3.73 AU

Year: 2583 Days

Day: 30.5 Hours

Environment

Temp: -120 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.9

Radius: 11.2

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 4.5 AU - 5.8 AU

Year: 4312 Days

Day: 13.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 98,979,286 km

• M1: 139,276 km (0.12 R)
• M2: 785,090 km (0.087 R)
• M3: 1,866,084 km (0.056 R)
• M4: 3,287,862 km (0.092 R)
• M5: 4,708,294 km (0.062 R)
• M6: 5,731,543 km (0.044 R)
• M7: 7,211,964 km (0.113 R)
• M8: 7,769,216 km (0.082 R)
• M9: 9,081,788 km (0.063 R)
• M10: 12,141,363 km (0.049 R)
• M11: 13,314,210 km (0.12 R)
• M12: 14,458,485 km (0.117 R)
• M13: 17,285,884 km (0.059 R)
• M14: 18,285,049 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.2

Radius: 13.9

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 7.95 AU - 9.93 AU

Year: 9862 Days

Day: 9 Hours

Environment

Temp: -181 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 98,979,286 km

• M1: 172,935 km (0.072 R)
• M2: 757,713 km (0.038 R)
• M3: 1,199,476 km (0.109 R)
• M4: 1,744,012 km (0.075 R)
• M5: 2,695,454 km (0.109 R)
• M6: 3,548,013 km (0.05 R)
• M7: 4,192,780 km (0.062 R)
• M8: 6,226,712 km (0.052 R)
• M9: 7,891,736 km (0.053 R)
• M10: 11,621,211 km (0.045 R)
• M11: 12,499,949 km (0.102 R)
• M12: 15,197,199 km (0.117 R)
• M13: 16,755,111 km (0.082 R)
• M14: 17,800,651 km (0.053 R)
• M15: 18,261,711 km (0.074 R)
• M16: 18,809,838 km (0.094 R)
• M17: 19,368,885 km (0.093 R)
• M18: 21,979,368 km (0.107 R)
• M19: 24,721,347 km (0.118 R)
• M20: 25,199,462 km (0.068 R)
• M21: 31,654,311 km (0.117 R)
• M22: 42,455,876 km (0.09 R)
• M23: 46,395,386 km (0.096 R)
• M24: 51,034,416 km (0.083 R)
• M25: 52,123,040 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 537.9

Radius: 7

Gravity: 10.98 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 11.65 AU - 15.87 AU

Year: 18832 Days

Day: 15.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 98,979,286 km

• M1: 87,964 km (0.045 R)
• M2: 362,924 km (0.071 R)
• M3: 864,526 km (0.045 R)
• M4: 1,326,335 km (0.112 R)
• M5: 2,232,599 km (0.113 R)
• M6: 2,757,687 km (0.102 R)
• M7: 3,443,593 km (0.062 R)
• M8: 5,293,969 km (0.078 R)
• M9: 6,515,286 km (0.105 R)
• M10: 7,259,685 km (0.107 R)
• M11: 7,866,155 km (0.093 R)
• M12: 9,666,865 km (0.053 R)
• M13: 10,057,465 km (0.086 R)
• M14: 13,570,920 km (0.118 R)
• M15: 17,008,380 km (0.09 R)
• M16: 17,413,791 km (0.117 R)
• M17: 17,825,633 km (0.088 R)
• M18: 22,308,932 km (0.071 R)
• M19: 42,479,512 km (0.095 R)
• M20: 44,438,047 km (0.119 R)
• M21: 46,771,924 km (0.117 R)
• M22: 52,532,639 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 839.6

Radius: 4

Gravity: 52.48 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 17.18 AU - 17.64 AU

Year: 26803 Days

Day: 18.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 82.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 98,979,286 km

• M1: 49,966 km (0.039 R)
• M2: 185,053 km (0.116 R)
• M3: 363,972 km (0.108 R)
• M4: 562,039 km (0.102 R)
• M5: 952,938 km (0.072 R)
• M6: 1,504,655 km (0.037 R)
• M7: 7,697,858 km (0.113 R)
• M8: 8,826,424 km (0.083 R)
• M9: 10,786,754 km (0.085 R)
• M10: 14,283,455 km (0.096 R)
• M11: 15,976,305 km (0.114 R)
• M12: 22,726,460 km (0.107 R)
• M13: 23,174,057 km (0.062 R)
• M14: 23,856,372 km (0.09 R)
• M15: 33,117,528 km (0.08 R)
• M16: 39,171,155 km (0.085 R)
• M17: 39,814,277 km (0.078 R)
• M18: 45,390,537 km (0.063 R)
• M19: 51,273,623 km (0.066 R)
• M20: 52,430,463 km (0.075 R)
• M21: 53,211,364 km (0.117 R)
• M22: 54,198,112 km (0.087 R)
• M23: 62,318,284 km (0.116 R)
• M24: 63,856,599 km (0.101 R)
• M25: 65,420,046 km (0.097 R)
• M26: 66,552,353 km (0.083 R)
• M27: 68,390,911 km (0.12 R)
• M28: 69,322,905 km (0.09 R)
• M29: 70,499,642 km (0.116 R)
• M30: 72,892,909 km (0.116 R)
• M31: 74,354,630 km (0.119 R)
• M32: 78,856,778 km (0.102 R)
• M33: 80,397,037 km (0.083 R)
• M34: 82,218,990 km (0.119 R)
• M35: 83,272,458 km (0.097 R)
• M36: 91,461,745 km (0.064 R)
• M37: 98,386,929 km (0.087 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: 379 - 16,843 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit