🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.4 AU - 3.6 AU

Year: 1979 Days

Day: 15.2 Hours

Environment

Temp: -110 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.05 AU - 3.79 AU

Year: 2408 Days

Day: 13.6 Hours

Environment

Temp: -114 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358

Radius: 13.1

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 6.08 AU - 6.54 AU

Year: 6036 Days

Day: 15 Hours

Environment

Temp: -153 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 83,907,011 km

• M1: 163,062 km (0.1 R)
• M2: 650,302 km (0.118 R)
• M3: 1,156,990 km (0.068 R)
• M4: 1,878,201 km (0.092 R)
• M5: 2,327,294 km (0.087 R)
• M6: 4,039,591 km (0.079 R)
• M7: 4,576,049 km (0.085 R)
• M8: 5,186,259 km (0.065 R)
• M9: 5,966,412 km (0.086 R)
• M10: 7,148,684 km (0.105 R)
• M11: 7,972,519 km (0.077 R)
• M12: 9,051,270 km (0.066 R)
• M13: 9,686,911 km (0.058 R)
• M14: 10,609,331 km (0.108 R)
• M15: 11,497,943 km (0.092 R)
• M16: 14,462,973 km (0.069 R)
• M17: 15,222,182 km (0.025 R)
• M18: 18,276,521 km (0.102 R)
• M19: 19,228,562 km (0.116 R)
• M20: 20,616,681 km (0.038 R)
• M21: 21,439,320 km (0.114 R)
• M22: 23,150,121 km (0.095 R)
• M23: 26,201,169 km (0.088 R)
• M24: 26,922,979 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.2

Radius: 12.3

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 9.19 AU - 11.17 AU

Year: 12369 Days

Day: 10.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 83,907,011 km

• M1: 159,172 km (0.079 R)
• M2: 934,388 km (0.117 R)
• M3: 2,017,028 km (0.085 R)
• M4: 3,153,523 km (0.06 R)
• M5: 4,152,687 km (0.109 R)
• M6: 4,742,402 km (0.1 R)
• M7: 5,316,858 km (0.059 R)
• M8: 6,090,129 km (0.108 R)
• M9: 7,064,311 km (0.035 R)
• M10: 8,046,121 km (0.115 R)
• M11: 9,167,507 km (0.084 R)
• M12: 10,897,457 km (0.078 R)
• M13: 11,719,048 km (0.11 R)
• M14: 12,581,480 km (0.097 R)
• M15: 13,158,030 km (0.11 R)
• M16: 16,764,237 km (0.108 R)
• M17: 18,180,480 km (0.058 R)
• M18: 21,793,418 km (0.114 R)
• M19: 22,345,883 km (0.039 R)
• M20: 23,383,194 km (0.09 R)
• M21: 24,452,071 km (0.079 R)
• M22: 26,375,002 km (0.115 R)
• M23: 27,002,565 km (0.1 R)
• M24: 28,070,694 km (0.051 R)
• M25: 28,505,874 km (0.112 R)
• M26: 33,593,548 km (0.116 R)
• M27: 37,653,036 km (0.106 R)
• M28: 47,036,712 km (0.071 R)
• M29: 47,805,196 km (0.099 R)
• M30: 49,683,996 km (0.065 R)
• M31: 50,161,213 km (0.031 R)
• M32: 57,168,377 km (0.094 R)

Asteroid Belt

Center: 10.47 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.7

Radius: 12.4

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 10.33 AU - 11.17 AU

Year: 13422 Days

Day: 10.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 83,907,011 km

• M1: 154,235 km (0.117 R)
• M2: 556,205 km (0.069 R)
• M3: 1,164,470 km (0.099 R)
• M4: 1,699,282 km (0.065 R)
• M5: 2,896,215 km (0.117 R)
• M6: 3,322,419 km (0.073 R)
• M7: 3,739,498 km (0.109 R)
• M8: 4,247,084 km (0.073 R)
• M9: 4,800,596 km (0.071 R)
• M10: 5,434,741 km (0.095 R)
• M11: 6,988,465 km (0.05 R)
• M12: 7,470,618 km (0.093 R)
• M13: 8,682,960 km (0.118 R)
• M14: 9,675,242 km (0.113 R)
• M15: 11,167,780 km (0.12 R)
• M16: 12,632,044 km (0.057 R)
• M17: 14,931,214 km (0.099 R)
• M18: 19,941,845 km (0.059 R)
• M19: 24,387,594 km (0.085 R)
• M20: 26,938,238 km (0.106 R)
• M21: 32,122,403 km (0.105 R)
• M22: 34,600,641 km (0.109 R)
• M23: 35,415,202 km (0.075 R)
• M24: 36,961,894 km (0.085 R)
• M25: 40,062,160 km (0.028 R)
• M26: 40,573,785 km (0.092 R)
• M27: 44,688,026 km (0.102 R)
• M28: 46,633,995 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.9

Radius: 10.7

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 9.98 AU - 12.08 AU

Year: 13950 Days

Day: 5.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 83,907,011 km

• M1: 134,788 km (0.098 R)
• M2: 574,905 km (0.087 R)
• M3: 1,391,410 km (0.067 R)
• M4: 3,085,157 km (0.049 R)
• M5: 3,515,400 km (0.1 R)
• M6: 4,123,366 km (0.052 R)
• M7: 5,970,451 km (0.105 R)
• M8: 8,866,666 km (0.05 R)
• M9: 11,717,702 km (0.086 R)
• M10: 13,381,679 km (0.101 R)
• M11: 16,953,179 km (0.115 R)
• M12: 21,115,141 km (0.083 R)
• M13: 34,809,629 km (0.072 R)
• M14: 40,392,771 km (0.069 R)
• M15: 43,601,347 km (0.061 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 181.3

Radius: 6.1

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 11.65 AU - 13.05 AU

Year: 16527 Days

Day: 23 Hours

Environment

Temp: -191 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 83,907,011 km

• M1: 75,846 km (0.102 R)
• M2: 414,237 km (0.101 R)
• M3: 746,793 km (0.074 R)
• M4: 1,808,788 km (0.053 R)
• M5: 2,181,287 km (0.113 R)
• M6: 2,603,751 km (0.11 R)
• M7: 4,015,207 km (0.051 R)
• M8: 6,951,364 km (0.111 R)
• M9: 12,934,082 km (0.077 R)
• M10: 31,069,832 km (0.08 R)
• M11: 40,124,243 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 761.4

Radius: 4.8

Gravity: 33.05 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 14.6 AU - 15.26 AU

Year: 21968 Days

Day: 23.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 83,907,011 km

• M1: 59,690 km (0.093 R)
• M2: 320,588 km (0.081 R)
• M3: 493,823 km (0.061 R)
• M4: 671,844 km (0.094 R)
• M5: 989,590 km (0.059 R)
• M6: 1,247,945 km (0.067 R)
• M7: 1,637,797 km (0.111 R)
• M8: 2,000,722 km (0.08 R)
• M9: 2,991,509 km (0.118 R)
• M10: 4,037,198 km (0.026 R)
• M11: 5,071,817 km (0.106 R)
• M12: 5,506,847 km (0.088 R)
• M13: 6,052,580 km (0.116 R)
• M14: 8,274,408 km (0.046 R)
• M15: 10,167,868 km (0.108 R)
• M16: 11,917,415 km (0.111 R)
• M17: 12,401,813 km (0.109 R)
• M18: 20,432,077 km (0.116 R)
• M19: 22,768,946 km (0.065 R)
• M20: 26,192,044 km (0.088 R)
• M21: 27,604,248 km (0.044 R)
• M22: 28,819,282 km (0.115 R)
• M23: 30,196,480 km (0.073 R)
• M24: 30,451,544 km (0.098 R)
• M25: 32,543,820 km (0.064 R)
• M26: 33,488,680 km (0.093 R)
• M27: 37,012,159 km (0.042 R)
• M28: 40,002,770 km (0.046 R)
• M29: 40,774,844 km (0.045 R)
• M30: 41,399,715 km (0.074 R)
• M31: 43,312,324 km (0.119 R)
• M32: 48,349,882 km (0.054 R)
• M33: 53,764,278 km (0.098 R)
• M34: 60,980,879 km (0.083 R)
• M35: 78,976,157 km (0.071 R)
• M36: 82,904,896 km (0.097 R)
• M37: 83,154,575 km (0.098 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 19,418 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit