🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.65 AU - 0.85 AU

Year: 286 Days

Day: 47.6 Hours

Environment

Temp: -32 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.14 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.52 AU - 1.52 AU

Year: 824 Days

Day: 47.3 Hours

Environment

Temp: -110 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 98,083,034 km

• M1: 50,714 km (0.078 R)

Asteroid Belt

Center: 3.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.1

Radius: 8.3

Gravity: 9.41 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 4.5 AU - 5.74 AU

Year: 5094 Days

Day: 13.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 98,083,034 km

• M1: 104,270 km (0.09 R)
• M2: 553,961 km (0.116 R)
• M3: 1,452,745 km (0.097 R)
• M4: 1,770,491 km (0.051 R)
• M5: 2,195,050 km (0.062 R)
• M6: 2,582,358 km (0.12 R)
• M7: 3,665,447 km (0.036 R)
• M8: 4,761,102 km (0.057 R)
• M9: 5,879,047 km (0.118 R)
• M10: 6,726,967 km (0.094 R)
• M11: 7,511,459 km (0.093 R)
• M12: 7,870,942 km (0.087 R)
• M13: 8,702,557 km (0.086 R)
• M14: 10,450,907 km (0.094 R)
• M15: 11,128,586 km (0.108 R)
• M16: 12,077,186 km (0.066 R)
• M17: 12,471,376 km (0.042 R)
• M18: 14,080,451 km (0.118 R)
• M19: 16,898,875 km (0.103 R)
• M20: 18,086,233 km (0.098 R)
• M21: 19,596,872 km (0.101 R)
• M22: 20,486,980 km (0.072 R)
• M23: 21,475,373 km (0.09 R)
• M24: 22,054,167 km (0.08 R)
• M25: 22,643,433 km (0.054 R)
• M26: 23,699,893 km (0.073 R)
• M27: 24,318,181 km (0.103 R)
• M28: 25,026,377 km (0.057 R)
• M29: 25,829,419 km (0.081 R)
• M30: 27,571,636 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.9

Radius: 14.4

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 4.76 AU - 6.52 AU

Year: 5890 Days

Day: 10.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 98,083,034 km

• M1: 179,817 km (0.059 R)
• M2: 701,016 km (0.105 R)
• M3: 1,280,707 km (0.088 R)
• M4: 1,813,575 km (0.069 R)
• M5: 2,691,415 km (0.057 R)
• M6: 3,409,335 km (0.066 R)
• M7: 4,405,657 km (0.112 R)
• M8: 5,114,751 km (0.05 R)
• M9: 7,188,477 km (0.107 R)
• M10: 7,784,774 km (0.097 R)
• M11: 9,247,841 km (0.105 R)
• M12: 10,554,429 km (0.114 R)
• M13: 11,326,204 km (0.072 R)
• M14: 13,146,062 km (0.097 R)
• M15: 14,502,018 km (0.087 R)
• M16: 19,698,599 km (0.115 R)
• M17: 20,794,852 km (0.114 R)
• M18: 26,543,449 km (0.092 R)
• M19: 28,336,230 km (0.084 R)
• M20: 33,681,811 km (0.066 R)
• M21: 34,826,235 km (0.117 R)
• M22: 35,996,389 km (0.073 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 567.2

Radius: 4.9

Gravity: 23.62 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 10.35 AU - 12.71 AU

Year: 17215 Days

Day: 23.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 98,083,034 km

• M1: 64,776 km (0.075 R)
• M2: 965,056 km (0.094 R)
• M3: 1,332,319 km (0.061 R)
• M4: 2,177,547 km (0.114 R)
• M5: 2,999,886 km (0.097 R)
• M6: 3,332,741 km (0.117 R)
• M7: 5,377,744 km (0.088 R)
• M8: 7,429,928 km (0.034 R)
• M9: 8,730,382 km (0.111 R)
• M10: 8,935,182 km (0.1 R)
• M11: 9,248,290 km (0.065 R)
• M12: 9,786,543 km (0.103 R)
• M13: 10,007,499 km (0.095 R)
• M14: 10,866,191 km (0.05 R)
• M15: 14,939,442 km (0.069 R)
• M16: 21,372,449 km (0.056 R)
• M17: 22,502,063 km (0.08 R)
• M18: 34,260,755 km (0.118 R)
• M19: 34,770,584 km (0.086 R)
• M20: 41,001,934 km (0.055 R)
• M21: 50,357,934 km (0.064 R)
• M22: 59,012,321 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 551.4

Radius: 5.4

Gravity: 18.91 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 12.6 AU - 15.36 AU

Year: 22984 Days

Day: 16.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 98,083,034 km

• M1: 73,303 km (0.042 R)
• M2: 266,733 km (0.105 R)
• M3: 483,052 km (0.088 R)
• M4: 687,851 km (0.106 R)
• M5: 882,179 km (0.086 R)
• M6: 1,166,714 km (0.081 R)
• M7: 2,730,610 km (0.108 R)
• M8: 3,597,380 km (0.093 R)
• M9: 3,902,410 km (0.1 R)
• M10: 4,426,302 km (0.075 R)
• M11: 10,178,938 km (0.066 R)
• M12: 11,683,893 km (0.047 R)
• M13: 12,975,970 km (0.039 R)
• M14: 13,403,072 km (0.074 R)
• M15: 17,334,204 km (0.117 R)
• M16: 19,375,767 km (0.026 R)
• M17: 19,560,670 km (0.074 R)
• M18: 21,081,332 km (0.1 R)
• M19: 21,870,610 km (0.056 R)
• M20: 24,356,179 km (0.104 R)
• M21: 25,005,733 km (0.083 R)
• M22: 28,906,647 km (0.032 R)
• M23: 37,313,748 km (0.055 R)
• M24: 38,321,589 km (0.037 R)
• M25: 39,347,531 km (0.076 R)
• M26: 40,542,369 km (0.102 R)
• M27: 42,379,431 km (0.067 R)
• M28: 50,458,315 km (0.09 R)
• M29: 53,848,352 km (0.113 R)
• M30: 55,692,146 km (0.105 R)
• M31: 62,678,067 km (0.084 R)
• M32: 66,590,051 km (0.118 R)
• M33: 72,870,020 km (0.091 R)
• M34: 74,216,850 km (0.063 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 730.1

Radius: 6.6

Gravity: 16.76 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 12.4 AU - 19.76 AU

Year: 28353 Days

Day: 15.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 98,083,034 km

• M1: 83,625 km (0.119 R)
• M2: 439,967 km (0.118 R)
• M3: 712,684 km (0.05 R)
• M4: 1,213,388 km (0.117 R)
• M5: 1,707,061 km (0.085 R)
• M6: 2,890,081 km (0.111 R)
• M7: 3,174,467 km (0.081 R)
• M8: 3,900,016 km (0.076 R)
• M9: 4,616,441 km (0.078 R)
• M10: 5,544,995 km (0.054 R)
• M11: 5,985,261 km (0.034 R)
• M12: 8,430,139 km (0.095 R)
• M13: 8,776,458 km (0.057 R)
• M14: 9,313,365 km (0.113 R)
• M15: 9,872,113 km (0.116 R)
• M16: 10,920,196 km (0.096 R)
• M17: 19,601,659 km (0.08 R)
• M18: 20,311,950 km (0.053 R)
• M19: 22,766,851 km (0.048 R)
• M20: 26,379,341 km (0.109 R)
• M21: 27,495,490 km (0.048 R)
• M22: 33,123,512 km (0.063 R)
• M23: 33,985,345 km (0.072 R)
• M24: 35,903,938 km (0.09 R)
• M25: 37,119,869 km (0.108 R)
• M26: 41,757,852 km (0.107 R)
• M27: 48,217,189 km (0.104 R)
• M28: 50,070,707 km (0.076 R)
• M29: 54,711,831 km (0.103 R)
• M30: 56,931,863 km (0.088 R)
• M31: 62,199,055 km (0.079 R)
• M32: 64,615,958 km (0.112 R)
• M33: 65,735,100 km (0.096 R)
• M34: 66,186,287 km (0.083 R)
• M35: 67,552,414 km (0.102 R)
• M36: 71,286,826 km (0.092 R)
• M37: 88,697,625 km (0.032 R)
• M38: 94,884,394 km (0.119 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: 211 - 13,149 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit