🌌 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: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.8

Radius: 8.4

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.47 AU - 0.65 AU

Year: 279 Days

Day: 6.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 19,621,492 km

• M1: 104,419 km (0.098 R)
• M2: 393,442 km (0.069 R)
• M3: 775,216 km (0.047 R)
• M4: 1,116,299 km (0.119 R)
• M5: 1,387,371 km (0.066 R)
• M6: 1,653,206 km (0.069 R)
• M7: 2,236,488 km (0.037 R)
• M8: 2,787,756 km (0.099 R)
• M9: 3,167,885 km (0.09 R)
• M10: 3,582,420 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.4

Radius: 10.2

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.93 AU - 0.97 AU

Year: 617 Days

Day: 5.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 19,621,492 km

• M1: 126,859 km (0.084 R)
• M2: 457,919 km (0.106 R)
• M3: 1,026,541 km (0.058 R)
• M4: 1,539,212 km (0.104 R)
• M5: 1,877,603 km (0.068 R)
• M6: 2,335,971 km (0.113 R)
• M7: 2,685,880 km (0.075 R)
• M8: 3,120,013 km (0.079 R)
• M9: 3,546,367 km (0.105 R)
• M10: 6,291,937 km (0.06 R)
• M11: 6,638,256 km (0.101 R)
• M12: 7,236,199 km (0.089 R)
• M13: 7,662,253 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.9

Radius: 8.1

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.09 AU - 1.31 AU

Year: 877 Days

Day: 11.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 19,621,492 km

• M1: 100,679 km (0.093 R)
• M2: 512,971 km (0.064 R)
• M3: 777,909 km (0.045 R)
• M4: 1,349,522 km (0.102 R)
• M5: 1,653,505 km (0.109 R)
• M6: 1,929,513 km (0.041 R)
• M7: 2,888,735 km (0.113 R)
• M8: 3,279,185 km (0.074 R)
• M9: 3,591,396 km (0.062 R)
• M10: 4,973,980 km (0.112 R)
• M11: 5,313,866 km (0.113 R)
• M12: 5,746,054 km (0.085 R)
• M13: 6,701,985 km (0.084 R)
• M14: 7,666,143 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.3

Radius: 12.6

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.57 AU - 2.45 AU

Year: 1900 Days

Day: 9.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 58.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 19,621,492 km

• M1: 156,629 km (0.088 R)
• M2: 765,642 km (0.103 R)
• M3: 1,158,636 km (0.088 R)
• M4: 1,606,532 km (0.078 R)
• M5: 2,713,406 km (0.068 R)
• M6: 3,189,726 km (0.079 R)
• M7: 3,721,995 km (0.086 R)
• M8: 4,582,482 km (0.044 R)
• M9: 5,070,769 km (0.066 R)
• M10: 5,891,912 km (0.07 R)
• M11: 6,851,433 km (0.052 R)
• M12: 7,247,119 km (0.075 R)
• M13: 7,714,164 km (0.109 R)
• M14: 8,260,046 km (0.072 R)
• M15: 8,955,078 km (0.05 R)
• M16: 10,020,065 km (0.056 R)
• M17: 10,566,098 km (0.097 R)
• M18: 11,312,741 km (0.03 R)
• M19: 12,132,238 km (0.068 R)
• M20: 12,911,343 km (0.063 R)
• M21: 13,640,783 km (0.091 R)
• M22: 14,440,383 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.2

Radius: 9.9

Gravity: 7.21 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 3.12 AU - 4 AU

Year: 4479 Days

Day: 11 Hours

Environment

Temp: -213 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 19,621,492 km

• M1: 127,757 km (0.099 R)
• M2: 523,144 km (0.037 R)
• M3: 1,092,064 km (0.118 R)
• M4: 1,611,468 km (0.083 R)
• M5: 4,114,689 km (0.111 R)
• M6: 8,200,656 km (0.1 R)
• M7: 10,267,650 km (0.085 R)
• M8: 15,571,642 km (0.083 R)
• M9: 16,614,040 km (0.119 R)
• M10: 17,950,548 km (0.119 R)
• M11: 20,698,661 km (0.059 R)
• M12: 22,172,948 km (0.076 R)
• M13: 22,679,486 km (0.044 R)
• M14: 24,706,088 km (0.081 R)
• M15: 25,723,803 km (0.088 R)
• M16: 26,525,348 km (0.114 R)
• M17: 27,842,557 km (0.039 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.1

Radius: 11.7

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 3.67 AU - 4.33 AU

Year: 5335 Days

Day: 13.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 19,621,492 km

• M1: 145,559 km (0.089 R)
• M2: 559,496 km (0.107 R)
• M3: 1,077,105 km (0.067 R)
• M4: 1,704,817 km (0.12 R)
• M5: 2,103,645 km (0.1 R)
• M6: 3,111,187 km (0.108 R)
• M7: 4,206,842 km (0.057 R)
• M8: 4,877,639 km (0.089 R)
• M9: 5,977,033 km (0.08 R)
• M10: 6,405,482 km (0.106 R)
• M11: 8,231,174 km (0.118 R)
• M12: 9,387,865 km (0.118 R)
• M13: 11,041,819 km (0.105 R)
• M14: 12,794,358 km (0.099 R)
• M15: 13,599,643 km (0.069 R)
• M16: 15,861,713 km (0.099 R)
• M17: 16,425,397 km (0.062 R)
• M18: 18,814,924 km (0.047 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 404 - 16,042 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit