🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.44 AU - 2.26 AU

Year: 1140 Days

Day: 42.8 Hours

Environment

Temp: -125 °C

Axial Tilt: 159.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.4

Radius: 10.1

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.79 AU - 5.05 AU

Year: 4210 Days

Day: 6.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 90,593,072 km

• M1: 127,457 km (0.065 R)
• M2: 1,670,111 km (0.064 R)
• M3: 2,613,026 km (0.117 R)
• M4: 3,741,443 km (0.073 R)
• M5: 5,819,357 km (0.026 R)
• M6: 8,336,192 km (0.04 R)
• M7: 10,538,572 km (0.098 R)
• M8: 11,134,570 km (0.057 R)
• M9: 14,995,092 km (0.059 R)
• M10: 15,903,151 km (0.118 R)
• M11: 16,370,794 km (0.065 R)
• M12: 18,905,431 km (0.036 R)
• M13: 19,726,125 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.3

Radius: 9.9

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 5.39 AU - 5.89 AU

Year: 6068 Days

Day: 10.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 90,593,072 km

• M1: 123,119 km (0.089 R)
• M2: 562,189 km (0.095 R)
• M3: 1,881,642 km (0.115 R)
• M4: 5,148,261 km (0.114 R)
• M5: 5,659,437 km (0.06 R)
• M6: 6,420,441 km (0.107 R)
• M7: 6,984,126 km (0.042 R)
• M8: 8,908,852 km (0.07 R)
• M9: 10,085,888 km (0.082 R)
• M10: 12,146,599 km (0.107 R)
• M11: 13,097,742 km (0.045 R)
• M12: 15,393,471 km (0.092 R)
• M13: 17,189,244 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.4

Radius: 12

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 4.62 AU - 7.14 AU

Year: 6460 Days

Day: 12.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 90,593,072 km

• M1: 149,299 km (0.073 R)
• M2: 550,071 km (0.103 R)
• M3: 1,851,872 km (0.117 R)
• M4: 2,560,218 km (0.083 R)
• M5: 3,188,828 km (0.117 R)
• M6: 4,285,081 km (0.044 R)
• M7: 4,755,866 km (0.111 R)
• M8: 7,801,379 km (0.069 R)
• M9: 8,306,123 km (0.044 R)
• M10: 10,224,266 km (0.056 R)
• M11: 11,706,931 km (0.074 R)
• M12: 12,842,977 km (0.053 R)
• M13: 24,302,324 km (0.087 R)
• M14: 30,206,503 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.9

Radius: 14

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 7.01 AU - 7.59 AU

Year: 8935 Days

Day: 10.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 90,593,072 km

• M1: 175,777 km (0.066 R)
• M2: 653,144 km (0.073 R)
• M3: 1,114,953 km (0.08 R)
• M4: 1,578,407 km (0.042 R)
• M5: 3,089,196 km (0.074 R)
• M6: 3,799,337 km (0.038 R)
• M7: 4,276,255 km (0.071 R)
• M8: 5,714,639 km (0.08 R)
• M9: 8,469,633 km (0.059 R)
• M10: 10,773,141 km (0.055 R)
• M11: 11,301,222 km (0.102 R)
• M12: 11,957,657 km (0.074 R)
• M13: 13,049,123 km (0.118 R)
• M14: 16,793,707 km (0.074 R)
• M15: 23,937,454 km (0.102 R)
• M16: 26,138,189 km (0.092 R)
• M17: 29,790,471 km (0.12 R)
• M18: 33,323,823 km (0.092 R)
• M19: 40,828,400 km (0.092 R)
• M20: 41,468,380 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 874.7

Radius: 5.1

Gravity: 33.63 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 12.01 AU - 14.59 AU

Year: 21974 Days

Day: 18.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 90,593,072 km

• M1: 69,862 km (0.112 R)
• M2: 396,883 km (0.072 R)
• M3: 601,683 km (0.113 R)
• M4: 912,248 km (0.076 R)
• M5: 2,205,521 km (0.072 R)
• M6: 2,387,732 km (0.117 R)
• M7: 2,995,847 km (0.105 R)
• M8: 3,336,033 km (0.086 R)
• M9: 3,733,215 km (0.114 R)
• M10: 5,036,661 km (0.038 R)
• M11: 5,313,716 km (0.12 R)
• M12: 6,758,383 km (0.089 R)
• M13: 7,243,379 km (0.055 R)
• M14: 7,751,114 km (0.111 R)
• M15: 8,556,998 km (0.119 R)
• M16: 8,951,488 km (0.094 R)
• M17: 9,776,819 km (0.073 R)
• M18: 12,628,155 km (0.072 R)
• M19: 13,817,009 km (0.036 R)
• M20: 14,517,576 km (0.096 R)
• M21: 17,467,646 km (0.087 R)
• M22: 21,609,712 km (0.044 R)
• M23: 21,816,905 km (0.086 R)
• M24: 23,631,826 km (0.103 R)
• M25: 24,745,133 km (0.11 R)
• M26: 25,544,884 km (0.107 R)
• M27: 38,619,289 km (0.109 R)
• M28: 40,317,823 km (0.086 R)
• M29: 42,876,246 km (0.025 R)
• M30: 43,697,538 km (0.072 R)
• M31: 45,033,148 km (0.051 R)
• M32: 46,223,947 km (0.114 R)
• M33: 47,961,377 km (0.073 R)
• M34: 50,103,020 km (0.108 R)
• M35: 62,820,484 km (0.086 R)
• M36: 63,242,649 km (0.101 R)
• M37: 65,381,749 km (0.119 R)
• M38: 71,397,229 km (0.065 R)
• M39: 75,844,475 km (0.12 R)
• M40: 80,721,665 km (0.034 R)
• M41: 84,001,448 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 569.1

Radius: 8

Gravity: 8.89 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 14.57 AU - 17.07 AU

Year: 28506 Days

Day: 22.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 90,593,072 km

• M1: 99,782 km (0.113 R)
• M2: 505,940 km (0.1 R)
• M3: 879,037 km (0.109 R)
• M4: 1,783,506 km (0.04 R)
• M5: 2,043,806 km (0.093 R)
• M6: 2,743,475 km (0.11 R)
• M7: 3,064,812 km (0.088 R)
• M8: 3,979,453 km (0.103 R)
• M9: 5,934,697 km (0.108 R)
• M10: 6,290,890 km (0.082 R)
• M11: 12,532,262 km (0.04 R)
• M12: 19,354,374 km (0.101 R)
• M13: 30,086,675 km (0.086 R)
• M14: 30,478,472 km (0.064 R)
• M15: 31,005,954 km (0.116 R)
• M16: 35,738,782 km (0.118 R)
• M17: 38,890,510 km (0.051 R)
• M18: 41,252,062 km (0.107 R)
• M19: 48,907,433 km (0.066 R)
• M20: 55,087,471 km (0.091 R)
• M21: 62,613,142 km (0.092 R)
• M22: 74,783,228 km (0.117 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 517 - 19,338 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit