🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.59 AU - 0.65 AU

Year: 320 Days

Day: 21.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 11 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592.1

Radius: 9.1

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.69 AU - 1.01 AU

Year: 514 Days

Day: 10.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 25,007,899 km

• M1: 113,694 km (0.095 R)
• M2: 186,698 km (0.114 R)
• M3: 272,268 km (0.106 R)
• M4: 390,450 km (0.075 R)
• M5: 498,909 km (0.056 R)
• M6: 559,346 km (0.105 R)
• M7: 630,705 km (0.114 R)
• M8: 744,249 km (0.046 R)
• M9: 823,985 km (0.085 R)
• M10: 906,862 km (0.03 R)
• M11: 963,709 km (0.088 R)
• M12: 1,091,466 km (0.109 R)
• M13: 1,193,641 km (0.12 R)
• M14: 1,272,479 km (0.114 R)
• M15: 1,469,051 km (0.056 R)
• M16: 1,531,134 km (0.107 R)
• M17: 1,605,784 km (0.12 R)
• M18: 1,794,576 km (0.112 R)
• M19: 1,891,815 km (0.105 R)
• M20: 1,972,149 km (0.053 R)
• M21: 2,136,407 km (0.058 R)
• M22: 2,291,989 km (0.11 R)
• M23: 2,351,230 km (0.09 R)
• M24: 2,600,759 km (0.06 R)
• M25: 2,662,693 km (0.119 R)
• M26: 2,781,174 km (0.1 R)
• M27: 3,009,012 km (0.036 R)
• M28: 3,429,830 km (0.092 R)
• M29: 3,566,563 km (0.083 R)
• M30: 3,628,048 km (0.081 R)
• M31: 3,798,739 km (0.092 R)
• M32: 3,932,479 km (0.101 R)
• M33: 3,995,909 km (0.106 R)
• M34: 4,148,050 km (0.088 R)
• M35: 4,326,670 km (0.087 R)
• M36: 4,449,938 km (0.104 R)
• M37: 4,607,614 km (0.083 R)
• M38: 4,741,953 km (0.097 R)
• M39: 4,818,099 km (0.067 R)
• M40: 4,946,005 km (0.113 R)
• M41: 5,318,653 km (0.09 R)
• M42: 5,433,095 km (0.085 R)
• M43: 5,592,866 km (0.117 R)
• M44: 5,664,523 km (0.099 R)
• M45: 5,754,282 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.5

Radius: 8.4

Gravity: 13.66 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.72 AU - 1.9 AU

Year: 1597 Days

Day: 5.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 25,007,899 km

• M1: 109,954 km (0.072 R)
• M2: 203,004 km (0.106 R)
• M3: 414,237 km (0.112 R)
• M4: 514,467 km (0.113 R)
• M5: 571,613 km (0.06 R)
• M6: 669,750 km (0.102 R)
• M7: 741,108 km (0.105 R)
• M8: 866,321 km (0.081 R)
• M9: 980,764 km (0.107 R)
• M10: 1,081,593 km (0.067 R)
• M11: 1,147,715 km (0.065 R)
• M12: 1,244,505 km (0.112 R)
• M13: 1,313,918 km (0.065 R)
• M14: 1,509,293 km (0.119 R)
• M15: 1,573,022 km (0.104 R)
• M16: 1,681,181 km (0.103 R)
• M17: 1,747,453 km (0.11 R)
• M18: 1,814,473 km (0.098 R)
• M19: 2,044,255 km (0.112 R)
• M20: 2,544,809 km (0.049 R)
• M21: 2,646,835 km (0.115 R)
• M22: 2,776,237 km (0.081 R)
• M23: 2,961,140 km (0.094 R)
• M24: 3,218,449 km (0.075 R)
• M25: 3,398,714 km (0.091 R)
• M26: 3,497,149 km (0.085 R)
• M27: 3,668,289 km (0.062 R)
• M28: 3,754,757 km (0.099 R)
• M29: 4,303,632 km (0.047 R)
• M30: 4,471,780 km (0.047 R)
• M31: 4,720,112 km (0.085 R)
• M32: 4,893,346 km (0.066 R)
• M33: 5,100,988 km (0.088 R)
• M34: 6,233,743 km (0.09 R)
• M35: 6,302,708 km (0.081 R)
• M36: 6,389,325 km (0.099 R)
• M37: 6,563,756 km (0.098 R)
• M38: 6,651,570 km (0.116 R)
• M39: 7,204,633 km (0.058 R)
• M40: 7,440,998 km (0.101 R)
• M41: 7,698,306 km (0.09 R)
• M42: 8,033,555 km (0.076 R)
• M43: 8,259,747 km (0.035 R)
• M44: 8,583,776 km (0.094 R)
• M45: 8,660,670 km (0.114 R)
• M46: 8,911,994 km (0.111 R)
• M47: 9,107,070 km (0.051 R)
• M48: 9,205,056 km (0.109 R)
• M49: 9,402,226 km (0.101 R)
• M50: 10,022,160 km (0.032 R)
• M51: 10,552,335 km (0.039 R)
• M52: 10,779,275 km (0.088 R)
• M53: 10,841,507 km (0.116 R)
• M54: 10,966,272 km (0.111 R)
• M55: 11,049,748 km (0.043 R)
• M56: 11,238,241 km (0.094 R)
• M57: 11,406,688 km (0.117 R)
• M58: 11,491,360 km (0.074 R)
• M59: 11,597,276 km (0.094 R)
• M60: 11,682,397 km (0.078 R)
• M61: 11,767,518 km (0.086 R)
• M62: 11,938,658 km (0.112 R)
• M63: 12,046,069 km (0.084 R)
• M64: 12,326,715 km (0.056 R)
• M65: 12,938,421 km (0.111 R)
• M66: 13,716,928 km (0.114 R)
• M67: 13,806,986 km (0.088 R)
• M68: 13,919,633 km (0.09 R)
• M69: 14,373,663 km (0.096 R)
• M70: 14,901,593 km (0.082 R)
• M71: 15,017,233 km (0.046 R)
• M72: 15,365,945 km (0.081 R)
• M73: 15,787,961 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.3

Radius: 9.9

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.92 AU - 3.96 AU

Year: 4185 Days

Day: 13.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 25,007,899 km

• M1: 134,638 km (0.107 R)
• M2: 461,809 km (0.104 R)
• M3: 707,448 km (0.1 R)
• M4: 981,960 km (0.087 R)
• M5: 1,055,862 km (0.071 R)
• M6: 1,384,977 km (0.032 R)
• M7: 1,627,026 km (0.1 R)
• M8: 1,775,876 km (0.092 R)
• M9: 1,867,430 km (0.083 R)
• M10: 1,929,214 km (0.063 R)
• M11: 2,039,318 km (0.104 R)
• M12: 2,282,415 km (0.091 R)
• M13: 2,365,591 km (0.089 R)
• M14: 2,449,815 km (0.065 R)
• M15: 2,586,697 km (0.109 R)
• M16: 2,690,966 km (0.09 R)
• M17: 2,814,534 km (0.084 R)
• M18: 3,140,807 km (0.082 R)
• M19: 3,289,807 km (0.04 R)
• M20: 3,498,645 km (0.077 R)
• M21: 3,575,688 km (0.108 R)
• M22: 3,692,225 km (0.117 R)
• M23: 4,150,892 km (0.091 R)
• M24: 4,355,991 km (0.09 R)
• M25: 4,501,699 km (0.072 R)
• M26: 4,585,624 km (0.084 R)
• M27: 4,669,997 km (0.102 R)
• M28: 4,733,725 km (0.09 R)
• M29: 5,319,999 km (0.047 R)
• M30: 5,678,436 km (0.047 R)
• M31: 5,769,242 km (0.08 R)
• M32: 5,883,385 km (0.116 R)
• M33: 6,137,402 km (0.118 R)
• M34: 6,207,264 km (0.078 R)
• M35: 6,465,770 km (0.115 R)
• M36: 6,536,978 km (0.109 R)
• M37: 6,993,551 km (0.108 R)
• M38: 7,585,061 km (0.094 R)
• M39: 7,685,142 km (0.118 R)
• M40: 8,894,790 km (0.054 R)
• M41: 9,159,878 km (0.082 R)
• M42: 9,643,378 km (0.097 R)
• M43: 9,751,986 km (0.094 R)
• M44: 9,915,646 km (0.072 R)
• M45: 10,218,133 km (0.036 R)
• M46: 11,086,698 km (0.106 R)
• M47: 11,573,041 km (0.077 R)
• M48: 12,566,670 km (0.085 R)
• M49: 13,344,878 km (0.082 R)
• M50: 13,617,894 km (0.04 R)
• M51: 13,709,298 km (0.048 R)
• M52: 14,541,362 km (0.055 R)
• M53: 14,728,359 km (0.088 R)
• M54: 15,326,302 km (0.11 R)
• M55: 15,421,297 km (0.072 R)
• M56: 16,028,365 km (0.077 R)
• M57: 16,189,332 km (0.093 R)
• M58: 16,318,585 km (0.058 R)
• M59: 16,969,784 km (0.036 R)
• M60: 17,265,689 km (0.049 R)
• M61: 17,397,784 km (0.114 R)
• M62: 17,530,028 km (0.072 R)
• M63: 17,596,450 km (0.086 R)
• M64: 18,872,220 km (0.066 R)
• M65: 19,076,272 km (0.086 R)
• M66: 19,486,918 km (0.042 R)
• M67: 20,841,227 km (0.117 R)
• M68: 21,832,164 km (0.099 R)
• M69: 22,765,954 km (0.115 R)
• M70: 23,019,672 km (0.082 R)
• M71: 23,165,081 km (0.082 R)
• M72: 23,529,800 km (0.115 R)
• M73: 24,784,328 km (0.066 R)
• M74: 24,933,328 km (0.107 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 300 - 11,406 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit