🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.5

Radius: 14.8

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.49 AU - 0.65 AU

Year: 287 Days

Day: 9 Hours

Environment

Temp: -153 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 59,253,336 km

• M1: 184,155 km (0.075 R)
• M2: 747,541 km (0.07 R)
• M3: 1,275,771 km (0.084 R)
• M4: 2,024,209 km (0.062 R)
• M5: 2,676,904 km (0.076 R)
• M6: 3,181,648 km (0.033 R)
• M7: 3,650,786 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.8

Radius: 14.1

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.58 AU - 0.76 AU

Year: 366 Days

Day: 12.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 59,253,336 km

• M1: 175,478 km (0.115 R)
• M2: 658,081 km (0.063 R)
• M3: 1,166,415 km (0.095 R)
• M4: 1,831,826 km (0.046 R)
• M5: 2,356,765 km (0.103 R)
• M6: 3,132,579 km (0.104 R)
• M7: 4,172,135 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592.2

Radius: 10.7

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1 AU - 1.28 AU

Year: 812 Days

Day: 10.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 59,253,336 km

• M1: 134,339 km (0.101 R)
• M2: 563,386 km (0.088 R)
• M3: 958,623 km (0.106 R)
• M4: 1,345,483 km (0.116 R)
• M5: 1,743,563 km (0.065 R)
• M6: 2,190,412 km (0.046 R)
• M7: 2,611,380 km (0.117 R)
• M8: 2,986,572 km (0.098 R)
• M9: 3,534,100 km (0.078 R)
• M10: 4,086,266 km (0.08 R)
• M11: 4,496,463 km (0.096 R)
• M12: 5,493,234 km (0.059 R)
• M13: 5,875,905 km (0.108 R)
• M14: 6,462,628 km (0.105 R)
• M15: 7,132,527 km (0.085 R)
• M16: 7,943,797 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257.7

Radius: 12.6

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.25 AU - 1.95 AU

Year: 1350 Days

Day: 5 Hours

Environment

Temp: -197 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 59,253,336 km

• M1: 158,574 km (0.055 R)
• M2: 624,721 km (0.07 R)
• M3: 1,458,878 km (0.057 R)
• M4: 2,351,679 km (0.106 R)
• M5: 3,020,082 km (0.103 R)
• M6: 3,666,195 km (0.057 R)
• M7: 4,289,569 km (0.075 R)
• M8: 4,720,710 km (0.094 R)
• M9: 5,422,175 km (0.112 R)
• M10: 5,867,827 km (0.087 R)
• M11: 6,614,470 km (0.053 R)

Asteroid Belt

Center: 1.93 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241

Radius: 12

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 2.25 AU - 2.25 AU

Year: 2251 Days

Day: 11.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,253,336 km

• M1: 149,299 km (0.071 R)
• M2: 535,860 km (0.093 R)
• M3: 952,938 km (0.06 R)
• M4: 1,393,055 km (0.106 R)
• M5: 2,140,895 km (0.05 R)
• M6: 2,957,251 km (0.07 R)
• M7: 3,515,400 km (0.117 R)
• M8: 6,042,557 km (0.099 R)
• M9: 6,723,676 km (0.117 R)
• M10: 8,551,014 km (0.096 R)
• M11: 8,988,438 km (0.077 R)
• M12: 9,564,091 km (0.111 R)
• M13: 9,972,044 km (0.1 R)
• M14: 11,405,042 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.8

Radius: 14.8

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 4.1 AU - 5.16 AU

Year: 6644 Days

Day: 14.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,253,336 km

• M1: 188,194 km (0.106 R)
• M2: 801,246 km (0.087 R)
• M3: 1,327,831 km (0.111 R)
• M4: 2,045,601 km (0.086 R)
• M5: 2,856,272 km (0.09 R)
• M6: 4,348,960 km (0.09 R)
• M7: 5,034,118 km (0.06 R)
• M8: 5,886,527 km (0.088 R)
• M9: 6,727,117 km (0.115 R)
• M10: 9,116,045 km (0.072 R)
• M11: 10,670,218 km (0.081 R)
• M12: 12,395,081 km (0.055 R)
• M13: 13,046,131 km (0.12 R)
• M14: 14,476,137 km (0.09 R)
• M15: 18,055,715 km (0.067 R)
• M16: 20,872,643 km (0.05 R)
• M17: 22,825,643 km (0.071 R)
• M18: 27,546,802 km (0.047 R)
• M19: 34,661,677 km (0.104 R)
• M20: 35,629,276 km (0.051 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 980.6

Radius: 6.3

Gravity: 24.71 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 6.44 AU - 6.9 AU

Year: 11487 Days

Day: 18.4 Hours

Environment

Temp: -236 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,253,336 km

• M1: 80,334 km (0.05 R)
• M2: 339,438 km (0.105 R)
• M3: 1,130,511 km (0.084 R)
• M4: 1,477,279 km (0.079 R)
• M5: 2,243,818 km (0.053 R)
• M6: 4,653,092 km (0.076 R)
• M7: 5,119,090 km (0.092 R)
• M8: 7,430,975 km (0.059 R)
• M9: 9,139,832 km (0.085 R)
• M10: 18,035,818 km (0.057 R)
• M11: 20,990,376 km (0.083 R)
• M12: 24,448,481 km (0.038 R)
• M13: 25,952,388 km (0.035 R)
• M14: 26,363,633 km (0.1 R)
• M15: 28,160,004 km (0.057 R)
• M16: 31,410,018 km (0.083 R)
• M17: 39,045,194 km (0.108 R)
• M18: 39,449,706 km (0.036 R)
• M19: 47,829,880 km (0.061 R)
• M20: 53,752,310 km (0.079 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 198 - 20,077 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit