🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.55 AU - 0.65 AU

Year: 300 Days

Day: 37.2 Hours

Environment

Temp: -123 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433.5

Radius: 15

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.59 AU - 0.93 AU

Year: 428 Days

Day: 6.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 26,722,306 km

• M1: 194,627 km (0.073 R)
• M2: 358,586 km (0.105 R)
• M3: 476,619 km (0.099 R)
• M4: 575,353 km (0.105 R)
• M5: 710,739 km (0.04 R)
• M6: 851,511 km (0.109 R)
• M7: 987,047 km (0.061 R)
• M8: 1,237,922 km (0.107 R)
• M9: 1,344,436 km (0.047 R)
• M10: 1,477,728 km (0.053 R)
• M11: 1,586,785 km (0.111 R)
• M12: 1,688,960 km (0.085 R)
• M13: 1,849,179 km (0.053 R)
• M14: 2,009,399 km (0.116 R)
• M15: 2,217,788 km (0.118 R)
• M16: 2,587,295 km (0.074 R)
• M17: 2,697,399 km (0.114 R)
• M18: 2,791,496 km (0.036 R)
• M19: 2,904,592 km (0.06 R)
• M20: 3,068,103 km (0.095 R)
• M21: 3,184,939 km (0.036 R)
• M22: 3,347,552 km (0.098 R)
• M23: 3,442,546 km (0.112 R)
• M24: 3,779,141 km (0.028 R)
• M25: 3,978,406 km (0.101 R)
• M26: 4,519,800 km (0.052 R)
• M27: 4,681,815 km (0.061 R)
• M28: 4,817,201 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.2

Radius: 8.4

Gravity: 8.8 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.68 AU - 1 AU

Year: 497 Days

Day: 9.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 26,722,306 km

• M1: 108,010 km (0.099 R)
• M2: 201,957 km (0.115 R)
• M3: 262,694 km (0.082 R)
• M4: 326,423 km (0.118 R)
• M5: 455,675 km (0.116 R)
• M6: 579,393 km (0.059 R)
• M7: 753,973 km (0.103 R)
• M8: 838,795 km (0.118 R)
• M9: 936,333 km (0.091 R)
• M10: 1,008,589 km (0.1 R)
• M11: 1,102,836 km (0.097 R)
• M12: 1,321,847 km (0.093 R)
• M13: 1,414,597 km (0.116 R)
• M14: 1,475,783 km (0.061 R)
• M15: 1,549,236 km (0.052 R)
• M16: 1,624,034 km (0.116 R)
• M17: 1,706,014 km (0.087 R)
• M18: 1,777,372 km (0.097 R)
• M19: 2,009,997 km (0.032 R)
• M20: 2,220,032 km (0.098 R)
• M21: 2,370,827 km (0.05 R)
• M22: 2,437,398 km (0.115 R)
• M23: 2,579,217 km (0.116 R)
• M24: 2,751,853 km (0.101 R)
• M25: 2,814,834 km (0.111 R)
• M26: 2,878,413 km (0.116 R)
• M27: 2,949,621 km (0.08 R)
• M28: 3,101,014 km (0.054 R)
• M29: 3,181,348 km (0.102 R)
• M30: 3,329,301 km (0.099 R)
• M31: 3,404,100 km (0.067 R)
• M32: 3,479,497 km (0.087 R)
• M33: 3,578,381 km (0.111 R)
• M34: 3,794,550 km (0.1 R)
• M35: 4,030,765 km (0.117 R)
• M36: 4,166,899 km (0.077 R)
• M37: 4,320,835 km (0.085 R)
• M38: 4,501,400 km (0.116 R)
• M39: 4,559,294 km (0.111 R)
• M40: 4,617,637 km (0.11 R)
• M41: 4,718,018 km (0.085 R)
• M42: 4,776,959 km (0.084 R)
• M43: 4,938,076 km (0.056 R)
• M44: 5,075,257 km (0.113 R)
• M45: 5,152,899 km (0.106 R)
• M46: 5,265,845 km (0.107 R)
• M47: 5,511,784 km (0.119 R)
• M48: 5,636,249 km (0.03 R)
• M49: 5,716,733 km (0.095 R)
• M50: 5,842,694 km (0.114 R)
• M51: 5,933,351 km (0.074 R)
• M52: 6,070,083 km (0.058 R)
• M53: 6,152,512 km (0.115 R)
• M54: 6,207,863 km (0.038 R)
• M55: 6,272,489 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.8

Radius: 10.4

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 4.38 AU - 6.44 AU

Year: 8125 Days

Day: 11.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 26,722,306 km

• M1: 144,960 km (0.116 R)
• M2: 228,137 km (0.079 R)
• M3: 296,054 km (0.09 R)
• M4: 391,647 km (0.061 R)
• M5: 472,280 km (0.117 R)
• M6: 539,899 km (0.113 R)
• M7: 995,574 km (0.085 R)
• M8: 1,207,255 km (0.113 R)
• M9: 1,477,877 km (0.087 R)
• M10: 1,720,824 km (0.046 R)
• M11: 2,009,847 km (0.116 R)
• M12: 2,076,119 km (0.058 R)
• M13: 2,401,644 km (0.088 R)
• M14: 2,472,254 km (0.117 R)
• M15: 2,910,875 km (0.049 R)
• M16: 3,024,420 km (0.046 R)
• M17: 3,178,207 km (0.107 R)
• M18: 3,275,595 km (0.11 R)
• M19: 3,654,826 km (0.109 R)
• M20: 4,477,165 km (0.056 R)
• M21: 4,875,694 km (0.114 R)
• M22: 5,033,669 km (0.119 R)
• M23: 5,448,055 km (0.038 R)
• M24: 6,114,364 km (0.104 R)
• M25: 6,958,096 km (0.074 R)
• M26: 7,341,815 km (0.097 R)
• M27: 7,523,427 km (0.113 R)
• M28: 8,371,946 km (0.109 R)
• M29: 8,453,028 km (0.093 R)
• M30: 8,588,863 km (0.078 R)
• M31: 8,945,354 km (0.087 R)
• M32: 9,843,390 km (0.032 R)
• M33: 10,072,275 km (0.119 R)
• M34: 10,799,321 km (0.033 R)
• M35: 10,887,733 km (0.107 R)
• M36: 11,423,144 km (0.079 R)
• M37: 11,603,559 km (0.101 R)
• M38: 12,119,671 km (0.093 R)
• M39: 12,457,763 km (0.027 R)
• M40: 12,581,480 km (0.047 R)
• M41: 13,174,636 km (0.082 R)
• M42: 13,458,722 km (0.12 R)
• M43: 13,744,903 km (0.118 R)
• M44: 13,872,809 km (0.088 R)
• M45: 14,258,771 km (0.099 R)
• M46: 14,485,412 km (0.058 R)
• M47: 14,975,345 km (0.055 R)
• M48: 15,404,392 km (0.07 R)
• M49: 16,511,566 km (0.076 R)
• M50: 16,920,566 km (0.102 R)
• M51: 17,126,413 km (0.074 R)
• M52: 17,575,057 km (0.083 R)
• M53: 18,802,059 km (0.119 R)
• M54: 19,229,161 km (0.065 R)
• M55: 19,443,834 km (0.036 R)
• M56: 19,515,641 km (0.099 R)
• M57: 19,947,978 km (0.092 R)
• M58: 20,056,587 km (0.093 R)
• M59: 22,269,588 km (0.076 R)
• M60: 22,344,686 km (0.1 R)
• M61: 22,495,032 km (0.063 R)
• M62: 22,872,617 km (0.062 R)
• M63: 23,214,298 km (0.115 R)
• M64: 23,328,591 km (0.085 R)
• M65: 23,443,034 km (0.109 R)
• M66: 23,519,328 km (0.107 R)
• M67: 24,056,534 km (0.099 R)
• M68: 24,403,901 km (0.07 R)
• M69: 24,636,376 km (0.079 R)
• M70: 24,830,703 km (0.038 R)
• M71: 25,064,674 km (0.118 R)
• M72: 25,142,765 km (0.101 R)
• M73: 25,770,776 km (0.081 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 358 - 13,716 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit