🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.8

Radius: 11.4

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.57 AU - 0.65 AU

Year: 335 Days

Day: 10.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,989,823 km

• M1: 141,819 km (0.097 R)
• M2: 548,426 km (0.097 R)
• M3: 912,098 km (0.099 R)
• M4: 1,310,178 km (0.095 R)
• M5: 1,719,777 km (0.114 R)
• M6: 2,109,031 km (0.098 R)
• M7: 2,975,950 km (0.063 R)
• M8: 3,361,464 km (0.093 R)
• M9: 3,816,840 km (0.087 R)
• M10: 4,182,008 km (0.118 R)
• M11: 4,639,928 km (0.054 R)
• M12: 5,012,576 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 389.9

Radius: 9

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.57 AU - 0.91 AU

Year: 447 Days

Day: 14.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,989,823 km

• M1: 111,899 km (0.119 R)
• M2: 498,460 km (0.099 R)
• M3: 985,401 km (0.05 R)
• M4: 1,301,202 km (0.099 R)
• M5: 1,597,406 km (0.027 R)
• M6: 1,969,606 km (0.036 R)
• M7: 2,294,682 km (0.117 R)
• M8: 2,618,112 km (0.109 R)
• M9: 3,236,251 km (0.109 R)
• M10: 3,886,253 km (0.103 R)
• M11: 4,321,882 km (0.067 R)
• M12: 4,690,791 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.9

Radius: 14.8

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.8 AU - 1.04 AU

Year: 620 Days

Day: 14.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 43,989,823 km

• M1: 184,005 km (0.077 R)
• M2: 707,149 km (0.066 R)
• M3: 1,198,728 km (0.088 R)
• M4: 1,905,727 km (0.085 R)
• M5: 2,385,338 km (0.06 R)
• M6: 2,957,400 km (0.057 R)
• M7: 3,671,132 km (0.105 R)
• M8: 5,010,781 km (0.088 R)
• M9: 6,030,141 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.8

Radius: 11.6

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 3.06 AU - 3.28 AU

Year: 3967 Days

Day: 6.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 43,989,823 km

• M1: 145,409 km (0.083 R)
• M2: 616,343 km (0.083 R)
• M3: 1,348,774 km (0.117 R)
• M4: 1,849,778 km (0.102 R)
• M5: 2,504,717 km (0.077 R)
• M6: 3,029,357 km (0.073 R)
• M7: 4,347,314 km (0.107 R)
• M8: 5,005,844 km (0.114 R)
• M9: 6,220,878 km (0.117 R)
• M10: 7,287,361 km (0.107 R)
• M11: 8,110,748 km (0.105 R)
• M12: 8,508,379 km (0.12 R)
• M13: 9,303,940 km (0.106 R)
• M14: 10,024,553 km (0.102 R)
• M15: 10,696,098 km (0.093 R)
• M16: 12,269,718 km (0.096 R)
• M17: 14,618,704 km (0.071 R)
• M18: 16,900,221 km (0.111 R)
• M19: 17,312,214 km (0.079 R)
• M20: 17,912,400 km (0.12 R)
• M21: 18,650,965 km (0.112 R)
• M22: 19,667,183 km (0.092 R)
• M23: 21,396,684 km (0.113 R)
• M24: 22,937,393 km (0.111 R)
• M25: 24,476,007 km (0.067 R)
• M26: 25,156,079 km (0.054 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 603.7

Radius: 4

Gravity: 37.73 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 5.06 AU - 6.18 AU

Year: 9365 Days

Day: 21 Hours

Environment

Temp: -225 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 43,989,823 km

• M1: 49,816 km (0.06 R)
• M2: 175,628 km (0.082 R)
• M3: 375,491 km (0.059 R)
• M4: 598,391 km (0.063 R)
• M5: 752,926 km (0.065 R)
• M6: 914,641 km (0.069 R)
• M7: 1,248,095 km (0.096 R)
• M8: 1,558,062 km (0.12 R)
• M9: 1,885,681 km (0.066 R)
• M10: 2,329,987 km (0.048 R)
• M11: 2,460,885 km (0.076 R)
• M12: 2,636,214 km (0.041 R)
• M13: 3,190,324 km (0.078 R)
• M14: 3,518,991 km (0.112 R)
• M15: 4,326,670 km (0.071 R)
• M16: 4,970,090 km (0.077 R)
• M17: 6,157,000 km (0.104 R)
• M18: 8,446,894 km (0.045 R)
• M19: 8,622,971 km (0.093 R)
• M20: 11,785,769 km (0.108 R)
• M21: 12,739,904 km (0.112 R)
• M22: 13,206,201 km (0.053 R)
• M23: 14,484,515 km (0.072 R)
• M24: 15,381,055 km (0.036 R)
• M25: 17,568,176 km (0.092 R)
• M26: 17,855,254 km (0.044 R)
• M27: 18,735,637 km (0.111 R)
• M28: 19,644,594 km (0.117 R)
• M29: 21,305,130 km (0.088 R)
• M30: 26,000,260 km (0.099 R)
• M31: 27,609,933 km (0.074 R)
• M32: 29,790,022 km (0.072 R)
• M33: 33,052,602 km (0.117 R)
• M34: 36,662,249 km (0.106 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: 503 - 18,052 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit