🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761

Radius: 14.9

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.5 AU - 0.6 AU

Year: 272 Days

Day: 7.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 82,091,285 km

• M1: 185,352 km (0.11 R)
• M2: 729,888 km (0.098 R)
• M3: 1,400,535 km (0.039 R)
• M4: 1,943,875 km (0.12 R)
• M5: 2,507,111 km (0.093 R)

Asteroid Belt

Center: 0.83 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.2

Radius: 12.4

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.97 AU - 1.23 AU

Year: 769 Days

Day: 11 Hours

Environment

Temp: -188 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 82,091,285 km

• M1: 154,535 km (0.093 R)
• M2: 642,972 km (0.106 R)
• M3: 1,834,519 km (0.044 R)
• M4: 3,912,882 km (0.046 R)
• M5: 4,364,667 km (0.106 R)
• M6: 5,081,092 km (0.12 R)
• M7: 7,081,514 km (0.053 R)
• M8: 7,495,153 km (0.105 R)
• M9: 8,678,172 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 83.3

Radius: 10.7

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.91 AU - 1.99 AU

Year: 1816 Days

Day: 9.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 82,091,285 km

• M1: 133,142 km (0.054 R)
• M2: 505,940 km (0.072 R)
• M3: 1,051,523 km (0.073 R)
• M4: 1,733,091 km (0.12 R)
• M5: 2,076,119 km (0.027 R)
• M6: 2,856,422 km (0.033 R)
• M7: 4,198,315 km (0.043 R)
• M8: 4,744,197 km (0.102 R)
• M9: 5,515,075 km (0.084 R)
• M10: 6,016,378 km (0.05 R)
• M11: 7,046,509 km (0.101 R)
• M12: 7,481,240 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853.6

Radius: 12.4

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 4.14 AU - 4.48 AU

Year: 5967 Days

Day: 13.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 82,091,285 km

• M1: 154,235 km (0.093 R)
• M2: 557,850 km (0.043 R)
• M3: 1,156,840 km (0.035 R)
• M4: 1,636,152 km (0.093 R)
• M5: 3,255,250 km (0.058 R)
• M6: 4,180,213 km (0.036 R)
• M7: 4,623,322 km (0.093 R)
• M8: 5,512,831 km (0.091 R)
• M9: 6,079,807 km (0.113 R)
• M10: 7,592,840 km (0.059 R)
• M11: 8,175,823 km (0.079 R)
• M12: 8,704,950 km (0.114 R)
• M13: 9,127,564 km (0.109 R)
• M14: 9,922,677 km (0.056 R)
• M15: 10,572,680 km (0.088 R)
• M16: 11,201,589 km (0.112 R)
• M17: 14,199,979 km (0.093 R)
• M18: 15,821,321 km (0.091 R)
• M19: 16,452,175 km (0.1 R)
• M20: 17,297,254 km (0.098 R)
• M21: 21,348,065 km (0.079 R)
• M22: 23,148,027 km (0.117 R)
• M23: 23,552,390 km (0.1 R)
• M24: 25,047,171 km (0.085 R)
• M25: 27,496,837 km (0.112 R)
• M26: 31,563,655 km (0.066 R)
• M27: 34,733,035 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.1

Radius: 10

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 4.57 AU - 4.87 AU

Year: 6838 Days

Day: 6.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,091,285 km

• M1: 125,064 km (0.117 R)
• M2: 572,212 km (0.097 R)
• M3: 984,952 km (0.106 R)
• M4: 1,494,483 km (0.116 R)
• M5: 1,811,331 km (0.041 R)
• M6: 2,732,704 km (0.054 R)
• M7: 3,604,261 km (0.108 R)
• M8: 4,205,645 km (0.086 R)
• M9: 5,445,063 km (0.054 R)
• M10: 6,297,173 km (0.085 R)
• M11: 8,157,721 km (0.1 R)
• M12: 10,028,443 km (0.111 R)
• M13: 10,911,669 km (0.089 R)
• M14: 11,305,709 km (0.103 R)
• M15: 13,272,024 km (0.116 R)
• M16: 14,232,442 km (0.101 R)
• M17: 16,633,638 km (0.045 R)
• M18: 18,356,706 km (0.098 R)
• M19: 19,356,618 km (0.078 R)
• M20: 21,396,834 km (0.104 R)
• M21: 23,721,884 km (0.117 R)
• M22: 25,515,263 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.7

Radius: 12.3

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.91 AU - 5.41 AU

Year: 7816 Days

Day: 11.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 82,091,285 km

• M1: 153,487 km (0.063 R)
• M2: 555,906 km (0.087 R)
• M3: 1,114,803 km (0.053 R)
• M4: 1,722,320 km (0.033 R)
• M5: 2,187,420 km (0.056 R)
• M6: 3,515,400 km (0.106 R)
• M7: 3,983,343 km (0.065 R)
• M8: 4,807,477 km (0.085 R)
• M9: 6,501,823 km (0.045 R)
• M10: 7,019,282 km (0.102 R)
• M11: 8,095,339 km (0.119 R)
• M12: 8,651,245 km (0.116 R)
• M13: 9,983,563 km (0.092 R)
• M14: 11,082,210 km (0.115 R)
• M15: 12,538,845 km (0.086 R)
• M16: 13,284,141 km (0.116 R)
• M17: 15,961,195 km (0.102 R)
• M18: 17,181,914 km (0.089 R)
• M19: 18,683,577 km (0.097 R)
• M20: 21,057,845 km (0.116 R)
• M21: 25,754,171 km (0.098 R)
• M22: 26,490,941 km (0.029 R)
• M23: 27,146,927 km (0.111 R)
• M24: 29,779,551 km (0.072 R)
• M25: 30,183,614 km (0.072 R)
• M26: 31,626,486 km (0.105 R)
• M27: 36,691,421 km (0.087 R)
• M28: 41,014,051 km (0.068 R)
• M29: 41,766,080 km (0.067 R)
• M30: 42,527,383 km (0.051 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 592.6

Radius: 6.1

Gravity: 15.93 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 9.03 AU - 12.83 AU

Year: 24097 Days

Day: 22.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 82,091,285 km

• M1: 77,342 km (0.076 R)
• M2: 515,365 km (0.089 R)
• M3: 813,962 km (0.113 R)
• M4: 1,086,829 km (0.094 R)
• M5: 3,242,833 km (0.072 R)
• M6: 4,230,179 km (0.094 R)
• M7: 5,130,459 km (0.064 R)
• M8: 6,734,148 km (0.033 R)
• M9: 8,216,065 km (0.108 R)
• M10: 10,513,439 km (0.108 R)
• M11: 10,891,473 km (0.071 R)
• M12: 15,913,025 km (0.045 R)
• M13: 17,265,090 km (0.088 R)
• M14: 17,791,226 km (0.108 R)
• M15: 20,583,620 km (0.081 R)
• M16: 23,655,014 km (0.114 R)
• M17: 27,727,666 km (0.107 R)
• M18: 28,449,027 km (0.056 R)
• M19: 29,306,223 km (0.061 R)
• M20: 32,244,175 km (0.078 R)
• M21: 57,311,543 km (0.093 R)
• M22: 63,110,854 km (0.035 R)
• M23: 75,160,813 km (0.097 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 20,239 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit