🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.7

Radius: 9.1

Gravity: 8.9 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.62 AU - 0.84 AU

Year: 416 Days

Day: 10.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 47,462,620 km

• M1: 113,246 km (0.068 R)
• M2: 418,126 km (0.036 R)
• M3: 752,627 km (0.056 R)
• M4: 1,156,092 km (0.063 R)
• M5: 1,552,078 km (0.077 R)
• M6: 1,899,444 km (0.095 R)
• M7: 2,235,591 km (0.086 R)
• M8: 2,591,783 km (0.036 R)
• M9: 2,910,277 km (0.083 R)
• M10: 3,197,505 km (0.093 R)
• M11: 3,664,101 km (0.087 R)
• M12: 4,749,134 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827

Radius: 11.7

Gravity: 6.04 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.95 AU - 1.19 AU

Year: 738 Days

Day: 5.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 47,462,620 km

• M1: 148,850 km (0.087 R)
• M2: 547,528 km (0.117 R)
• M3: 950,545 km (0.109 R)
• M4: 1,331,271 km (0.054 R)
• M5: 1,713,793 km (0.102 R)
• M6: 2,230,803 km (0.115 R)
• M7: 3,047,907 km (0.028 R)
• M8: 4,419,420 km (0.098 R)
• M9: 5,106,523 km (0.079 R)
• M10: 5,863,788 km (0.094 R)
• M11: 8,035,799 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.6

Radius: 8.2

Gravity: 9.44 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.27 AU - 1.99 AU

Year: 1388 Days

Day: 14.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,462,620 km

• M1: 102,325 km (0.096 R)
• M2: 374,743 km (0.055 R)
• M3: 716,125 km (0.081 R)
• M4: 989,889 km (0.073 R)
• M5: 1,351,018 km (0.092 R)
• M6: 1,617,901 km (0.057 R)
• M7: 1,909,916 km (0.094 R)
• M8: 2,366,489 km (0.079 R)
• M9: 2,705,627 km (0.064 R)
• M10: 3,343,363 km (0.079 R)
• M11: 3,689,831 km (0.049 R)
• M12: 4,418,074 km (0.086 R)
• M13: 5,641,934 km (0.098 R)
• M14: 6,320,510 km (0.086 R)
• M15: 7,001,928 km (0.113 R)
• M16: 7,412,724 km (0.1 R)
• M17: 7,785,223 km (0.103 R)
• M18: 8,114,488 km (0.069 R)
• M19: 8,539,046 km (0.045 R)
• M20: 9,371,259 km (0.099 R)
• M21: 10,094,565 km (0.104 R)
• M22: 10,387,478 km (0.054 R)
• M23: 11,093,131 km (0.079 R)
• M24: 11,758,692 km (0.093 R)
• M25: 12,119,522 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.7

Radius: 13.4

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.38 AU - 2.1 AU

Year: 1531 Days

Day: 9.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,462,620 km

• M1: 166,951 km (0.05 R)
• M2: 900,130 km (0.112 R)
• M3: 2,091,079 km (0.109 R)
• M4: 3,374,180 km (0.065 R)
• M5: 4,171,537 km (0.054 R)
• M6: 5,205,408 km (0.027 R)
• M7: 5,783,304 km (0.101 R)
• M8: 6,880,305 km (0.103 R)
• M9: 8,059,585 km (0.098 R)
• M10: 10,015,577 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.6

Radius: 14

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2.18 AU - 2.96 AU

Year: 2747 Days

Day: 8.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,462,620 km

• M1: 176,077 km (0.066 R)
• M2: 638,334 km (0.083 R)
• M3: 1,430,754 km (0.079 R)
• M4: 2,011,643 km (0.107 R)
• M5: 2,628,584 km (0.046 R)
• M6: 4,065,023 km (0.092 R)
• M7: 6,027,149 km (0.116 R)
• M8: 7,381,757 km (0.108 R)
• M9: 8,491,175 km (0.113 R)
• M10: 9,349,717 km (0.082 R)
• M11: 9,855,358 km (0.095 R)
• M12: 11,080,116 km (0.073 R)
• M13: 13,738,769 km (0.114 R)
• M14: 15,020,075 km (0.069 R)
• M15: 15,968,376 km (0.098 R)
• M16: 16,587,711 km (0.063 R)
• M17: 18,150,710 km (0.111 R)
• M18: 18,711,851 km (0.104 R)
• M19: 19,226,767 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 803.3

Radius: 8

Gravity: 12.55 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 5.51 AU - 5.91 AU

Year: 9099 Days

Day: 7.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 47,462,620 km

• M1: 100,231 km (0.099 R)
• M2: 467,194 km (0.087 R)
• M3: 730,038 km (0.036 R)
• M4: 1,416,991 km (0.1 R)
• M5: 1,680,732 km (0.106 R)
• M6: 2,010,745 km (0.115 R)
• M7: 2,498,584 km (0.07 R)
• M8: 2,823,510 km (0.094 R)
• M9: 3,085,456 km (0.105 R)
• M10: 4,273,114 km (0.073 R)
• M11: 4,830,964 km (0.109 R)
• M12: 5,569,978 km (0.109 R)
• M13: 6,163,133 km (0.049 R)
• M14: 6,759,131 km (0.118 R)
• M15: 7,311,596 km (0.11 R)
• M16: 8,196,467 km (0.109 R)
• M17: 8,917,080 km (0.086 R)
• M18: 10,432,507 km (0.071 R)
• M19: 10,956,099 km (0.083 R)
• M20: 11,224,328 km (0.09 R)
• M21: 15,389,731 km (0.107 R)
• M22: 15,999,343 km (0.089 R)
• M23: 18,905,730 km (0.05 R)
• M24: 21,976,077 km (0.106 R)
• M25: 31,073,722 km (0.106 R)
• M26: 32,047,155 km (0.119 R)
• M27: 39,438,487 km (0.091 R)
• M28: 41,351,993 km (0.08 R)
• M29: 44,677,254 km (0.059 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: 157 - 17,723 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit