🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.51 AU - 0.59 AU

Year: 268 Days

Day: 36.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 46.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.7

Radius: 8.9

Gravity: 11.12 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.11 AU - 1.69 AU

Year: 1087 Days

Day: 11 Hours

Environment

Temp: -185 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,283,987 km

• M1: 111,151 km (0.116 R)
• M2: 412,591 km (0.097 R)
• M3: 701,464 km (0.105 R)
• M4: 1,078,601 km (0.101 R)
• M5: 1,362,837 km (0.089 R)
• M6: 1,831,676 km (0.095 R)
• M7: 2,131,620 km (0.101 R)
• M8: 2,464,775 km (0.087 R)
• M9: 3,491,166 km (0.117 R)
• M10: 3,906,599 km (0.089 R)
• M11: 4,230,777 km (0.108 R)
• M12: 4,856,096 km (0.115 R)
• M13: 5,885,928 km (0.11 R)
• M14: 6,452,605 km (0.105 R)
• M15: 6,761,225 km (0.105 R)
• M16: 8,971,384 km (0.103 R)
• M17: 9,296,610 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.9

Radius: 9.5

Gravity: 9.71 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.14 AU - 2.28 AU

Year: 2155 Days

Day: 9.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 29,283,987 km

• M1: 118,332 km (0.072 R)
• M2: 415,583 km (0.053 R)
• M3: 727,046 km (0.113 R)
• M4: 1,456,036 km (0.113 R)
• M5: 1,766,900 km (0.108 R)
• M6: 2,238,283 km (0.12 R)
• M7: 3,012,004 km (0.113 R)
• M8: 3,993,366 km (0.066 R)
• M9: 4,876,442 km (0.085 R)
• M10: 5,558,608 km (0.104 R)
• M11: 6,091,326 km (0.037 R)
• M12: 6,437,944 km (0.111 R)
• M13: 6,741,478 km (0.111 R)
• M14: 7,229,317 km (0.069 R)
• M15: 7,802,427 km (0.108 R)
• M16: 9,315,459 km (0.105 R)
• M17: 9,884,979 km (0.07 R)
• M18: 11,652,178 km (0.083 R)
• M19: 12,999,606 km (0.111 R)
• M20: 13,575,558 km (0.076 R)
• M21: 14,541,960 km (0.049 R)
• M22: 17,184,158 km (0.119 R)
• M23: 17,609,016 km (0.111 R)
• M24: 18,095,358 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431.4

Radius: 14.4

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.9 AU - 4.08 AU

Year: 4277 Days

Day: 11.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,283,987 km

• M1: 179,517 km (0.04 R)
• M2: 951,742 km (0.033 R)
• M3: 1,499,868 km (0.087 R)
• M4: 2,204,923 km (0.054 R)
• M5: 3,285,468 km (0.117 R)
• M6: 3,946,392 km (0.119 R)
• M7: 4,788,927 km (0.057 R)
• M8: 5,938,736 km (0.105 R)
• M9: 7,171,273 km (0.047 R)
• M10: 10,179,387 km (0.105 R)
• M11: 10,952,509 km (0.063 R)
• M12: 11,547,011 km (0.071 R)
• M13: 12,479,006 km (0.092 R)
• M14: 13,080,838 km (0.099 R)
• M15: 13,750,438 km (0.087 R)
• M16: 15,314,932 km (0.073 R)
• M17: 16,771,716 km (0.112 R)
• M18: 18,025,646 km (0.104 R)
• M19: 19,835,182 km (0.107 R)
• M20: 20,719,903 km (0.092 R)
• M21: 23,323,505 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242.2

Radius: 10.5

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 3.53 AU - 4.73 AU

Year: 5506 Days

Day: 9 Hours

Environment

Temp: -209 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 29,283,987 km

• M1: 130,599 km (0.078 R)
• M2: 463,454 km (0.074 R)
• M3: 944,112 km (0.071 R)
• M4: 1,601,296 km (0.085 R)
• M5: 2,207,317 km (0.098 R)
• M6: 6,728,314 km (0.097 R)
• M7: 7,343,610 km (0.107 R)
• M8: 9,681,376 km (0.116 R)
• M9: 10,305,648 km (0.05 R)
• M10: 10,750,402 km (0.117 R)
• M11: 11,896,322 km (0.113 R)
• M12: 12,340,927 km (0.119 R)
• M13: 13,028,479 km (0.118 R)
• M14: 13,453,037 km (0.089 R)
• M15: 15,929,331 km (0.108 R)
• M16: 18,934,004 km (0.081 R)
• M17: 19,540,474 km (0.102 R)
• M18: 20,159,959 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779.4

Radius: 10

Gravity: 7.79 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 4 AU - 6.22 AU

Year: 7578 Days

Day: 12.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 29,283,987 km

• M1: 125,064 km (0.085 R)
• M2: 603,029 km (0.075 R)
• M3: 1,034,619 km (0.099 R)
• M4: 1,347,877 km (0.104 R)
• M5: 1,979,629 km (0.114 R)
• M6: 2,584,154 km (0.06 R)
• M7: 3,537,690 km (0.084 R)
• M8: 4,540,595 km (0.065 R)
• M9: 5,592,866 km (0.091 R)
• M10: 6,726,967 km (0.051 R)
• M11: 7,061,319 km (0.036 R)
• M12: 9,216,575 km (0.079 R)
• M13: 10,642,243 km (0.094 R)
• M14: 11,618,070 km (0.093 R)
• M15: 12,319,385 km (0.074 R)
• M16: 14,470,303 km (0.066 R)
• M17: 17,829,523 km (0.057 R)
• M18: 21,039,295 km (0.1 R)
• M19: 21,837,400 km (0.043 R)
• M20: 22,162,326 km (0.1 R)
• M21: 22,905,080 km (0.1 R)
• M22: 23,409,524 km (0.083 R)
• M23: 25,233,271 km (0.118 R)
• M24: 29,358,283 km (0.116 R)
• M25: 34,020,650 km (0.086 R)
• M26: 34,787,638 km (0.117 R)
• M27: 39,875,312 km (0.063 R)
• M28: 40,728,020 km (0.052 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 75.9

Radius: 6.3

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 7.08 AU - 8.56 AU

Year: 14346 Days

Day: 21.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 29,283,987 km

• M1: 78,988 km (0.112 R)
• M2: 518,506 km (0.088 R)
• M3: 1,090,269 km (0.099 R)
• M4: 2,921,048 km (0.056 R)
• M5: 3,410,233 km (0.099 R)
• M6: 3,907,048 km (0.111 R)
• M7: 5,071,218 km (0.099 R)
• M8: 5,374,004 km (0.08 R)
• M9: 6,772,894 km (0.072 R)
• M10: 8,210,530 km (0.069 R)
• M11: 11,865,206 km (0.088 R)
• M12: 17,762,204 km (0.11 R)
• M13: 18,268,742 km (0.101 R)
• M14: 19,711,015 km (0.089 R)
• M15: 20,736,958 km (0.041 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 158 - 18,376 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit