🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.54 AU - 0.54 AU

Year: 181 Days

Day: 32.2 Hours

Environment

Temp: -6 °C

Axial Tilt: 69 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 57,513,375 km

• M1: 26,778 km (0.057 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.77 AU - 0.87 AU

Year: 339 Days

Day: 29.8 Hours

Environment

Temp: -60 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,513,375 km

• M1: 438,023 km (0.117 R)

Asteroid Belt

Center: 1.83 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220

Radius: 10.2

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 2.56 AU - 3.1 AU

Year: 2174 Days

Day: 8.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 57,513,375 km

• M1: 130,150 km (0.057 R)
• M2: 580,141 km (0.037 R)
• M3: 1,232,686 km (0.116 R)
• M4: 2,562,612 km (0.109 R)
• M5: 3,818,186 km (0.051 R)
• M6: 4,637,833 km (0.025 R)
• M7: 6,003,363 km (0.109 R)
• M8: 6,505,563 km (0.107 R)
• M9: 8,828,668 km (0.073 R)
• M10: 10,513,589 km (0.11 R)
• M11: 11,108,839 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861

Radius: 13.9

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.97 AU - 4.67 AU

Year: 3409 Days

Day: 8.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,513,375 km

• M1: 172,935 km (0.094 R)
• M2: 699,968 km (0.08 R)
• M3: 1,516,174 km (0.054 R)
• M4: 2,138,352 km (0.071 R)
• M5: 2,581,311 km (0.086 R)
• M6: 3,250,463 km (0.059 R)
• M7: 3,697,910 km (0.044 R)
• M8: 4,366,612 km (0.083 R)
• M9: 4,864,624 km (0.102 R)
• M10: 5,835,215 km (0.106 R)
• M11: 7,217,798 km (0.077 R)
• M12: 9,452,341 km (0.098 R)
• M13: 11,618,070 km (0.056 R)
• M14: 12,115,632 km (0.071 R)
• M15: 13,008,582 km (0.109 R)
• M16: 13,844,385 km (0.088 R)
• M17: 14,404,031 km (0.026 R)
• M18: 15,568,800 km (0.027 R)
• M19: 19,064,753 km (0.045 R)
• M20: 19,694,410 km (0.101 R)
• M21: 21,329,515 km (0.111 R)
• M22: 22,283,800 km (0.073 R)
• M23: 23,913,070 km (0.1 R)
• M24: 24,943,051 km (0.055 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.6

Radius: 13.9

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 4.26 AU - 5.84 AU

Year: 5181 Days

Day: 5.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,513,375 km

• M1: 173,234 km (0.096 R)
• M2: 607,367 km (0.105 R)
• M3: 1,123,929 km (0.108 R)
• M4: 2,205,073 km (0.118 R)
• M5: 2,753,648 km (0.031 R)
• M6: 3,249,415 km (0.106 R)
• M7: 4,705,302 km (0.04 R)
• M8: 5,986,757 km (0.097 R)
• M9: 7,346,602 km (0.1 R)
• M10: 8,271,565 km (0.093 R)
• M11: 9,272,674 km (0.06 R)
• M12: 10,086,487 km (0.076 R)
• M13: 10,762,220 km (0.052 R)
• M14: 11,468,023 km (0.048 R)
• M15: 13,663,372 km (0.062 R)
• M16: 16,005,626 km (0.118 R)
• M17: 17,240,407 km (0.11 R)
• M18: 17,816,358 km (0.091 R)
• M19: 23,750,457 km (0.111 R)
• M20: 26,017,613 km (0.051 R)
• M21: 31,166,772 km (0.074 R)
• M22: 31,640,099 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663.8

Radius: 12.5

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 5.03 AU - 5.59 AU

Year: 5587 Days

Day: 11.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,513,375 km

• M1: 155,432 km (0.104 R)
• M2: 649,704 km (0.081 R)
• M3: 1,425,069 km (0.117 R)
• M4: 1,884,784 km (0.118 R)
• M5: 2,314,129 km (0.03 R)
• M6: 3,652,432 km (0.094 R)
• M7: 4,478,212 km (0.099 R)
• M8: 4,949,296 km (0.047 R)
• M9: 7,140,905 km (0.09 R)
• M10: 9,071,016 km (0.082 R)
• M11: 11,090,887 km (0.118 R)
• M12: 12,407,797 km (0.076 R)
• M13: 13,025,337 km (0.072 R)
• M14: 13,663,372 km (0.079 R)
• M15: 15,882,208 km (0.073 R)
• M16: 18,200,077 km (0.09 R)
• M17: 20,168,187 km (0.119 R)
• M18: 20,592,446 km (0.115 R)
• M19: 22,349,473 km (0.098 R)
• M20: 23,033,584 km (0.051 R)
• M21: 24,204,487 km (0.072 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.4

Radius: 13.1

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 6.74 AU - 7.24 AU

Year: 8438 Days

Day: 6.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,513,375 km

• M1: 165,754 km (0.039 R)
• M2: 705,354 km (0.112 R)
• M3: 2,248,157 km (0.111 R)
• M4: 2,685,431 km (0.085 R)
• M5: 3,180,152 km (0.106 R)
• M6: 3,649,290 km (0.051 R)
• M7: 4,703,058 km (0.055 R)
• M8: 5,315,362 km (0.078 R)
• M9: 6,224,468 km (0.11 R)
• M10: 8,389,000 km (0.069 R)
• M11: 9,373,503 km (0.094 R)
• M12: 13,199,768 km (0.106 R)
• M13: 14,807,646 km (0.109 R)
• M14: 17,709,097 km (0.078 R)
• M15: 24,927,643 km (0.114 R)
• M16: 27,628,483 km (0.113 R)

Asteroid Belt

Center: 8.01 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 9.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55.1

Radius: 8.3

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 8.47 AU - 9.59 AU

Year: 12389 Days

Day: 8.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,513,375 km

• M1: 104,120 km (0.088 R)
• M2: 400,025 km (0.085 R)
• M3: 682,765 km (0.071 R)
• M4: 1,184,516 km (0.109 R)
• M5: 1,838,857 km (0.117 R)
• M6: 2,197,294 km (0.08 R)
• M7: 2,477,191 km (0.109 R)
• M8: 2,781,024 km (0.095 R)
• M9: 3,368,196 km (0.1 R)
• M10: 3,845,264 km (0.031 R)
• M11: 4,959,169 km (0.086 R)
• M12: 7,509,813 km (0.054 R)
• M13: 12,639,225 km (0.052 R)
• M14: 14,238,875 km (0.104 R)
• M15: 14,749,004 km (0.063 R)
• M16: 15,430,572 km (0.035 R)
• M17: 19,033,935 km (0.11 R)
• M18: 20,158,163 km (0.075 R)
• M19: 20,607,107 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 214.6

Radius: 4.9

Gravity: 8.94 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 11.59 AU - 16.07 AU

Year: 23482 Days

Day: 21.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,513,375 km

• M1: 63,130 km (0.06 R)
• M2: 390,450 km (0.115 R)
• M3: 2,359,158 km (0.11 R)
• M4: 2,566,651 km (0.107 R)
• M5: 2,786,410 km (0.095 R)
• M6: 3,962,997 km (0.047 R)
• M7: 5,089,619 km (0.059 R)
• M8: 5,653,154 km (0.08 R)
• M9: 7,029,155 km (0.045 R)
• M10: 7,504,128 km (0.074 R)
• M11: 8,614,294 km (0.117 R)
• M12: 9,007,437 km (0.112 R)
• M13: 14,841,156 km (0.089 R)
• M14: 21,061,286 km (0.091 R)
• M15: 24,885,007 km (0.105 R)
• M16: 38,417,780 km (0.073 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 253 - 16,115 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit