🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.61 AU - 0.77 AU

Year: 258 Days

Day: 28.4 Hours

Environment

Temp: -33 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.83 AU - 0.97 AU

Year: 384 Days

Day: 40.6 Hours

Environment

Temp: -56 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.95 AU - 1.39 AU

Year: 569 Days

Day: 40 Hours

Environment

Temp: -76 °C

Axial Tilt: 46.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.56 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.8 AU - 2.1 AU

Year: 1224 Days

Day: 28.5 Hours

Environment

Temp: -119 °C

Axial Tilt: 47.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.8

Radius: 14.4

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 3.7 AU - 3.96 AU

Year: 3370 Days

Day: 7.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,093,470 km

• M1: 179,069 km (0.081 R)
• M2: 1,047,634 km (0.052 R)
• M3: 1,661,284 km (0.101 R)
• M4: 2,640,103 km (0.057 R)
• M5: 4,073,849 km (0.097 R)
• M6: 4,566,924 km (0.106 R)
• M7: 5,146,316 km (0.066 R)
• M8: 5,901,187 km (0.116 R)
• M9: 7,451,769 km (0.037 R)
• M10: 8,387,205 km (0.054 R)
• M11: 9,754,529 km (0.06 R)
• M12: 11,107,941 km (0.102 R)
• M13: 12,202,848 km (0.044 R)
• M14: 13,955,537 km (0.078 R)
• M15: 15,181,491 km (0.116 R)
• M16: 15,970,919 km (0.077 R)
• M17: 17,578,348 km (0.106 R)
• M18: 18,119,145 km (0.084 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 444.3

Radius: 6.2

Gravity: 11.56 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 13.54 AU - 13.98 AU

Year: 22948 Days

Day: 15.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 57,093,470 km

• M1: 77,193 km (0.085 R)
• M2: 372,499 km (0.044 R)
• M3: 620,083 km (0.112 R)
• M4: 824,135 km (0.048 R)
• M5: 1,872,367 km (0.084 R)
• M6: 2,645,040 km (0.081 R)
• M7: 3,248,967 km (0.113 R)
• M8: 3,583,617 km (0.089 R)
• M9: 3,879,821 km (0.108 R)
• M10: 4,555,106 km (0.055 R)
• M11: 7,421,401 km (0.046 R)
• M12: 8,101,772 km (0.109 R)
• M13: 10,934,557 km (0.095 R)
• M14: 14,146,573 km (0.092 R)
• M15: 17,262,996 km (0.065 R)
• M16: 17,682,020 km (0.12 R)
• M17: 18,803,704 km (0.106 R)
• M18: 19,247,412 km (0.115 R)
• M19: 19,607,344 km (0.078 R)
• M20: 19,880,360 km (0.086 R)
• M21: 22,750,844 km (0.109 R)
• M22: 24,917,021 km (0.084 R)
• M23: 25,237,310 km (0.119 R)
• M24: 27,556,676 km (0.113 R)
• M25: 29,297,845 km (0.082 R)
• M26: 30,498,518 km (0.053 R)
• M27: 31,358,257 km (0.1 R)
• M28: 32,869,644 km (0.11 R)
• M29: 35,226,559 km (0.119 R)
• M30: 36,309,498 km (0.111 R)
• M31: 38,969,797 km (0.104 R)
• M32: 47,561,651 km (0.103 R)
• M33: 50,060,384 km (0.089 R)
• M34: 57,705,883 km (0.064 R)
• M35: 61,318,522 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 276.7

Radius: 7.3

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 13.51 AU - 14.69 AU

Year: 23804 Days

Day: 18.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 57,093,470 km

• M1: 91,255 km (0.077 R)
• M2: 423,063 km (0.113 R)
• M3: 799,750 km (0.061 R)
• M4: 2,081,206 km (0.051 R)
• M5: 2,889,034 km (0.095 R)
• M6: 3,364,307 km (0.09 R)
• M7: 4,831,263 km (0.108 R)
• M8: 5,105,925 km (0.037 R)
• M9: 5,762,510 km (0.058 R)
• M10: 6,681,639 km (0.097 R)
• M11: 11,227,769 km (0.085 R)
• M12: 12,208,084 km (0.061 R)
• M13: 13,045,682 km (0.12 R)
• M14: 13,444,959 km (0.117 R)
• M15: 14,763,365 km (0.09 R)
• M16: 15,196,900 km (0.11 R)
• M17: 15,639,111 km (0.103 R)
• M18: 17,174,883 km (0.115 R)
• M19: 17,413,641 km (0.114 R)
• M20: 19,232,751 km (0.071 R)
• M21: 21,449,642 km (0.117 R)
• M22: 23,147,578 km (0.064 R)
• M23: 24,228,123 km (0.119 R)
• M24: 24,528,665 km (0.046 R)
• M25: 25,859,488 km (0.115 R)
• M26: 26,595,659 km (0.06 R)
• M27: 31,546,451 km (0.065 R)
• M28: 36,419,452 km (0.116 R)
• M29: 39,932,758 km (0.1 R)
• M30: 41,915,079 km (0.069 R)
• M31: 49,852,593 km (0.069 R)
• M32: 53,661,803 km (0.103 R)
• M33: 54,172,531 km (0.083 R)
• M34: 56,423,231 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 146.3

Radius: 7.9

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 14.55 AU - 16.97 AU

Year: 28129 Days

Day: 22.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 57,093,470 km

• M1: 98,286 km (0.052 R)
• M2: 495,319 km (0.1 R)
• M3: 773,720 km (0.075 R)
• M4: 1,065,735 km (0.045 R)
• M5: 1,561,503 km (0.106 R)
• M6: 2,459,090 km (0.106 R)
• M7: 3,531,407 km (0.084 R)
• M8: 4,084,171 km (0.09 R)
• M9: 4,351,204 km (0.119 R)
• M10: 4,953,335 km (0.048 R)
• M11: 5,223,060 km (0.104 R)
• M12: 6,640,799 km (0.114 R)
• M13: 7,747,973 km (0.109 R)
• M14: 8,973,628 km (0.056 R)
• M15: 12,409,143 km (0.066 R)
• M16: 17,087,218 km (0.069 R)
• M17: 17,471,535 km (0.115 R)
• M18: 17,940,375 km (0.062 R)
• M19: 20,670,387 km (0.095 R)
• M20: 23,760,480 km (0.114 R)
• M21: 27,353,971 km (0.095 R)
• M22: 33,160,762 km (0.036 R)
• M23: 34,242,803 km (0.095 R)
• M24: 36,986,428 km (0.069 R)
• M25: 38,938,830 km (0.074 R)
• M26: 39,738,730 km (0.099 R)
• M27: 43,048,134 km (0.07 R)
• M28: 43,332,070 km (0.108 R)
• M29: 54,899,427 km (0.11 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 16,215 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit