🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.48 AU - 0.62 AU

Year: 151 Days

Day: 43.4 Hours

Environment

Temp: 232 °C

Axial Tilt: 17.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 88,804,640 km

• M1: 39,943 km (0.099 R)
• M2: 436,527 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.76 AU - 1.02 AU

Year: 311 Days

Day: 24 Hours

Environment

Temp: 92 °C

Axial Tilt: 20.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 4.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.7

Radius: 14.9

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 8.38 AU - 9.44 AU

Year: 9863 Days

Day: 5.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 88,804,640 km

• M1: 186,698 km (0.072 R)
• M2: 806,931 km (0.106 R)
• M3: 1,463,516 km (0.119 R)
• M4: 2,397,755 km (0.099 R)
• M5: 4,541,492 km (0.109 R)
• M6: 5,898,794 km (0.079 R)
• M7: 7,753,358 km (0.109 R)
• M8: 9,220,016 km (0.114 R)
• M9: 9,684,817 km (0.085 R)
• M10: 11,384,099 km (0.11 R)
• M11: 11,865,505 km (0.045 R)
• M12: 15,757,892 km (0.029 R)
• M13: 16,696,020 km (0.119 R)
• M14: 17,458,969 km (0.098 R)
• M15: 24,869,300 km (0.117 R)
• M16: 27,170,414 km (0.103 R)
• M17: 29,310,112 km (0.089 R)
• M18: 29,912,693 km (0.12 R)
• M19: 32,087,098 km (0.083 R)
• M20: 35,486,709 km (0.11 R)
• M21: 38,278,505 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.1

Radius: 11.4

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 10.55 AU - 12.41 AU

Year: 14425 Days

Day: 13.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 88,804,640 km

• M1: 148,850 km (0.12 R)
• M2: 559,795 km (0.098 R)
• M3: 1,270,984 km (0.113 R)
• M4: 1,650,813 km (0.077 R)
• M5: 2,692,014 km (0.045 R)
• M6: 3,407,839 km (0.068 R)
• M7: 3,981,398 km (0.075 R)
• M8: 4,460,859 km (0.118 R)
• M9: 4,878,536 km (0.04 R)
• M10: 5,252,381 km (0.079 R)
• M11: 5,793,028 km (0.035 R)
• M12: 6,212,949 km (0.108 R)
• M13: 6,571,535 km (0.096 R)
• M14: 7,330,595 km (0.075 R)
• M15: 8,147,100 km (0.044 R)
• M16: 8,773,766 km (0.096 R)
• M17: 11,252,453 km (0.103 R)
• M18: 13,826,583 km (0.061 R)
• M19: 15,503,426 km (0.096 R)
• M20: 19,173,062 km (0.108 R)
• M21: 20,195,413 km (0.055 R)
• M22: 23,385,139 km (0.117 R)
• M23: 25,049,415 km (0.073 R)
• M24: 27,106,985 km (0.092 R)
• M25: 28,832,147 km (0.117 R)
• M26: 31,555,576 km (0.109 R)
• M27: 40,058,869 km (0.03 R)
• M28: 45,352,390 km (0.081 R)
• M29: 48,555,130 km (0.072 R)

Asteroid Belt

Center: 12.13 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 12.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 305.4

Radius: 7.9

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 9.74 AU - 15.8 AU

Year: 16924 Days

Day: 24.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 88,804,640 km

• M1: 98,286 km (0.114 R)
• M2: 697,425 km (0.067 R)
• M3: 1,287,140 km (0.105 R)
• M4: 1,689,858 km (0.089 R)
• M5: 2,174,555 km (0.103 R)
• M6: 3,130,036 km (0.102 R)
• M7: 3,781,236 km (0.069 R)
• M8: 4,400,122 km (0.1 R)
• M9: 4,955,280 km (0.111 R)
• M10: 6,355,366 km (0.111 R)
• M11: 7,146,589 km (0.112 R)
• M12: 11,478,495 km (0.108 R)
• M13: 12,408,545 km (0.083 R)
• M14: 12,892,045 km (0.112 R)
• M15: 15,362,056 km (0.108 R)
• M16: 16,490,622 km (0.106 R)
• M17: 17,223,352 km (0.092 R)
• M18: 21,130,849 km (0.115 R)
• M19: 21,473,877 km (0.093 R)
• M20: 24,634,730 km (0.117 R)
• M21: 26,474,186 km (0.114 R)
• M22: 28,507,370 km (0.074 R)
• M23: 29,668,998 km (0.112 R)
• M24: 31,749,156 km (0.061 R)
• M25: 33,574,699 km (0.085 R)
• M26: 34,277,061 km (0.114 R)
• M27: 37,433,875 km (0.102 R)
• M28: 39,340,500 km (0.115 R)
• M29: 42,524,392 km (0.051 R)
• M30: 43,900,243 km (0.102 R)
• M31: 48,205,670 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 743.6

Radius: 5.8

Gravity: 22.1 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 14.43 AU - 17.99 AU

Year: 24204 Days

Day: 17.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 88,804,640 km

• M1: 72,705 km (0.086 R)
• M2: 267,032 km (0.074 R)
• M3: 1,180,178 km (0.055 R)
• M4: 1,425,518 km (0.093 R)
• M5: 1,780,065 km (0.109 R)
• M6: 2,258,629 km (0.036 R)
• M7: 2,952,613 km (0.073 R)
• M8: 4,751,378 km (0.074 R)
• M9: 5,376,248 km (0.085 R)
• M10: 5,750,991 km (0.108 R)
• M11: 7,029,006 km (0.118 R)
• M12: 8,541,141 km (0.109 R)
• M13: 9,226,000 km (0.097 R)
• M14: 14,200,129 km (0.104 R)
• M15: 18,763,163 km (0.033 R)
• M16: 21,117,385 km (0.068 R)
• M17: 22,577,909 km (0.116 R)
• M18: 27,240,426 km (0.075 R)
• M19: 31,696,498 km (0.098 R)
• M20: 34,166,807 km (0.052 R)
• M21: 40,423,888 km (0.045 R)
• M22: 79,315,295 km (0.087 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 319 - 17,956 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit