🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709

Radius: 14.3

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.68 AU - 0.7 AU

Year: 382 Days

Day: 5.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 29,222,582 km

• M1: 178,321 km (0.113 R)
• M2: 716,574 km (0.089 R)
• M3: 1,260,212 km (0.088 R)
• M4: 1,874,013 km (0.097 R)
• M5: 2,533,290 km (0.112 R)
• M6: 3,070,496 km (0.062 R)
• M7: 3,744,285 km (0.096 R)
• M8: 4,336,842 km (0.097 R)
• M9: 4,814,658 km (0.077 R)
• M10: 5,453,740 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.8

Radius: 9.6

Gravity: 10.09 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.74 AU - 0.84 AU

Year: 468 Days

Day: 9.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,222,582 km

• M1: 119,529 km (0.081 R)
• M2: 540,198 km (0.104 R)
• M3: 859,290 km (0.088 R)
• M4: 1,309,281 km (0.111 R)
• M5: 1,695,393 km (0.073 R)
• M6: 2,031,988 km (0.072 R)
• M7: 2,876,019 km (0.112 R)
• M8: 3,297,586 km (0.112 R)
• M9: 3,640,614 km (0.075 R)
• M10: 3,979,453 km (0.101 R)
• M11: 4,783,990 km (0.12 R)
• M12: 5,326,731 km (0.087 R)
• M13: 5,855,261 km (0.046 R)
• M14: 6,457,242 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.1

Radius: 9.2

Gravity: 11.66 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.94 AU - 1.94 AU

Year: 1802 Days

Day: 12.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,222,582 km

• M1: 128,205 km (0.039 R)
• M2: 437,275 km (0.097 R)
• M3: 1,012,030 km (0.08 R)
• M4: 1,431,502 km (0.066 R)
• M5: 1,828,385 km (0.052 R)
• M6: 3,325,411 km (0.101 R)
• M7: 3,913,929 km (0.074 R)
• M8: 4,384,265 km (0.115 R)
• M9: 5,999,473 km (0.113 R)
• M10: 6,652,767 km (0.091 R)
• M11: 7,266,268 km (0.115 R)
• M12: 8,194,223 km (0.107 R)
• M13: 8,509,725 km (0.088 R)
• M14: 10,139,295 km (0.085 R)
• M15: 10,913,913 km (0.111 R)
• M16: 14,139,093 km (0.076 R)
• M17: 15,058,522 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.6

Radius: 10.1

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.81 AU - 3.91 AU

Year: 4107 Days

Day: 11.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 29,222,582 km

• M1: 125,662 km (0.118 R)
• M2: 473,926 km (0.093 R)
• M3: 1,129,614 km (0.077 R)
• M4: 2,080,158 km (0.1 R)
• M5: 2,754,845 km (0.089 R)
• M6: 3,263,926 km (0.111 R)
• M7: 3,681,454 km (0.029 R)
• M8: 4,032,859 km (0.058 R)
• M9: 4,428,247 km (0.035 R)
• M10: 5,345,730 km (0.096 R)
• M11: 6,221,327 km (0.071 R)
• M12: 7,867,801 km (0.075 R)
• M13: 9,676,888 km (0.098 R)
• M14: 11,013,994 km (0.053 R)
• M15: 15,209,765 km (0.104 R)
• M16: 16,326,663 km (0.094 R)
• M17: 16,746,135 km (0.082 R)
• M18: 17,992,136 km (0.099 R)
• M19: 18,952,105 km (0.092 R)
• M20: 19,415,560 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.1

Radius: 9.8

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 3.14 AU - 4.06 AU

Year: 4555 Days

Day: 8.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 29,222,582 km

• M1: 122,221 km (0.115 R)
• M2: 432,787 km (0.106 R)
• M3: 1,602,642 km (0.116 R)
• M4: 3,183,143 km (0.111 R)
• M5: 3,903,906 km (0.108 R)
• M6: 4,280,294 km (0.111 R)
• M7: 5,978,081 km (0.066 R)
• M8: 9,265,793 km (0.084 R)
• M9: 10,349,181 km (0.08 R)
• M10: 11,425,537 km (0.033 R)
• M11: 12,433,229 km (0.044 R)
• M12: 13,202,461 km (0.1 R)
• M13: 15,645,993 km (0.074 R)
• M14: 15,978,249 km (0.103 R)
• M15: 17,354,699 km (0.078 R)
• M16: 18,437,638 km (0.113 R)
• M17: 19,247,412 km (0.045 R)
• M18: 24,761,140 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 533.3

Radius: 9.7

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 3.77 AU - 4.29 AU

Year: 5395 Days

Day: 11.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 147.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 29,222,582 km

• M1: 120,875 km (0.113 R)
• M2: 484,099 km (0.112 R)
• M3: 883,076 km (0.095 R)
• M4: 1,244,355 km (0.081 R)
• M5: 1,618,799 km (0.12 R)
• M6: 2,111,724 km (0.107 R)
• M7: 2,616,616 km (0.078 R)
• M8: 3,379,416 km (0.116 R)
• M9: 4,165,553 km (0.114 R)
• M10: 5,204,061 km (0.083 R)
• M11: 5,917,045 km (0.117 R)
• M12: 6,791,444 km (0.088 R)
• M13: 7,821,276 km (0.106 R)
• M14: 8,149,643 km (0.082 R)
• M15: 9,722,515 km (0.118 R)
• M16: 10,669,171 km (0.093 R)
• M17: 11,119,161 km (0.113 R)
• M18: 11,488,368 km (0.099 R)
• M19: 12,645,209 km (0.093 R)
• M20: 14,252,189 km (0.077 R)
• M21: 15,472,309 km (0.027 R)
• M22: 16,580,979 km (0.118 R)
• M23: 25,229,830 km (0.111 R)
• M24: 25,868,165 km (0.075 R)
• M25: 27,932,466 km (0.071 R)
• M26: 28,443,941 km (0.029 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 424 - 11,392 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit