🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.61 AU - 0.65 AU

Year: 323 Days

Day: 44.7 Hours

Environment

Temp: -122 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 515.5

Radius: 12.9

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.78 AU - 0.88 AU

Year: 488 Days

Day: 10.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 39,202,583 km

• M1: 174,132 km (0.101 R)
• M2: 321,037 km (0.117 R)
• M3: 410,796 km (0.103 R)
• M4: 506,090 km (0.102 R)
• M5: 596,596 km (0.082 R)
• M6: 740,958 km (0.092 R)
• M7: 847,322 km (0.097 R)
• M8: 933,042 km (0.095 R)
• M9: 1,017,565 km (0.113 R)
• M10: 1,137,991 km (0.04 R)
• M11: 1,253,630 km (0.084 R)
• M12: 1,348,326 km (0.028 R)
• M13: 1,435,092 km (0.099 R)
• M14: 1,577,210 km (0.055 R)
• M15: 1,751,791 km (0.086 R)
• M16: 1,898,696 km (0.1 R)
• M17: 1,979,629 km (0.114 R)
• M18: 2,109,031 km (0.116 R)
• M19: 2,217,190 km (0.064 R)
• M20: 2,420,344 km (0.074 R)
• M21: 2,521,173 km (0.069 R)
• M22: 2,636,363 km (0.117 R)
• M23: 2,740,184 km (0.097 R)
• M24: 2,872,130 km (0.098 R)
• M25: 3,033,097 km (0.084 R)
• M26: 3,114,777 km (0.111 R)
• M27: 3,765,827 km (0.045 R)
• M28: 3,861,271 km (0.107 R)
• M29: 3,957,462 km (0.099 R)
• M30: 4,182,756 km (0.111 R)
• M31: 4,266,382 km (0.106 R)
• M32: 4,458,615 km (0.096 R)
• M33: 4,598,938 km (0.099 R)
• M34: 4,693,184 km (0.107 R)
• M35: 4,956,028 km (0.111 R)
• M36: 5,085,131 km (0.086 R)
• M37: 5,239,965 km (0.077 R)
• M38: 5,363,383 km (0.072 R)
• M39: 5,462,865 km (0.027 R)
• M40: 5,562,797 km (0.11 R)
• M41: 5,705,663 km (0.098 R)
• M42: 5,807,240 km (0.025 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720

Radius: 11.9

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.12 AU - 1.32 AU

Year: 870 Days

Day: 10.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 39,202,583 km

• M1: 160,369 km (0.065 R)
• M2: 247,136 km (0.07 R)
• M3: 326,273 km (0.119 R)
• M4: 415,134 km (0.047 R)
• M5: 529,876 km (0.109 R)
• M6: 689,796 km (0.107 R)
• M7: 831,764 km (0.097 R)
• M8: 953,088 km (0.065 R)
• M9: 1,133,503 km (0.069 R)
• M10: 1,228,199 km (0.119 R)
• M11: 1,418,637 km (0.117 R)
• M12: 1,521,560 km (0.105 R)
• M13: 1,611,767 km (0.077 R)
• M14: 1,934,001 km (0.034 R)
• M15: 2,140,746 km (0.087 R)
• M16: 2,268,353 km (0.088 R)
• M17: 2,372,323 km (0.061 R)
• M18: 2,486,915 km (0.093 R)
• M19: 2,594,326 km (0.077 R)
• M20: 2,758,286 km (0.04 R)
• M21: 2,851,036 km (0.043 R)
• M22: 2,954,109 km (0.077 R)
• M23: 3,058,678 km (0.082 R)
• M24: 3,300,727 km (0.093 R)
• M25: 3,399,312 km (0.104 R)
• M26: 3,609,647 km (0.073 R)
• M27: 3,980,351 km (0.042 R)
• M28: 4,277,302 km (0.105 R)
• M29: 4,363,471 km (0.094 R)
• M30: 4,625,566 km (0.112 R)
• M31: 4,714,128 km (0.105 R)
• M32: 4,926,557 km (0.112 R)
• M33: 5,384,476 km (0.078 R)
• M34: 5,879,944 km (0.085 R)
• M35: 5,975,986 km (0.102 R)
• M36: 6,084,744 km (0.095 R)
• M37: 6,169,715 km (0.038 R)
• M38: 6,279,670 km (0.11 R)
• M39: 6,365,539 km (0.112 R)
• M40: 6,526,207 km (0.071 R)
• M41: 6,688,222 km (0.07 R)
• M42: 6,927,279 km (0.108 R)
• M43: 7,079,869 km (0.116 R)
• M44: 7,182,194 km (0.118 R)
• M45: 8,245,835 km (0.114 R)
• M46: 8,679,519 km (0.077 R)
• M47: 8,844,226 km (0.108 R)
• M48: 9,023,594 km (0.082 R)
• M49: 9,106,920 km (0.028 R)
• M50: 9,344,182 km (0.039 R)
• M51: 9,442,468 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.7

Radius: 8.8

Gravity: 12.91 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 4.4 AU - 4.56 AU

Year: 6123 Days

Day: 5.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 39,202,583 km

• M1: 167,400 km (0.119 R)
• M2: 343,776 km (0.095 R)
• M3: 495,169 km (0.112 R)
• M4: 641,476 km (0.103 R)
• M5: 880,533 km (0.109 R)
• M6: 977,472 km (0.028 R)
• M7: 1,147,416 km (0.115 R)
• M8: 1,574,817 km (0.114 R)
• M9: 1,984,266 km (0.034 R)
• M10: 2,223,473 km (0.116 R)
• M11: 2,564,706 km (0.111 R)
• M12: 2,658,504 km (0.117 R)
• M13: 3,045,214 km (0.103 R)
• M14: 3,119,864 km (0.105 R)
• M15: 3,817,887 km (0.059 R)
• M16: 4,088,510 km (0.051 R)
• M17: 4,226,289 km (0.116 R)
• M18: 4,421,515 km (0.034 R)
• M19: 4,648,455 km (0.102 R)
• M20: 4,792,218 km (0.086 R)
• M21: 4,850,262 km (0.107 R)
• M22: 5,655,099 km (0.112 R)
• M23: 6,183,030 km (0.063 R)
• M24: 6,246,160 km (0.116 R)
• M25: 6,468,911 km (0.083 R)
• M26: 7,385,946 km (0.112 R)
• M27: 7,928,238 km (0.1 R)
• M28: 8,308,516 km (0.1 R)
• M29: 8,730,083 km (0.037 R)
• M30: 9,448,302 km (0.094 R)
• M31: 10,334,969 km (0.096 R)
• M32: 10,485,315 km (0.11 R)
• M33: 10,636,409 km (0.025 R)
• M34: 10,940,840 km (0.117 R)
• M35: 11,171,071 km (0.118 R)
• M36: 11,325,307 km (0.092 R)
• M37: 11,597,126 km (0.112 R)
• M38: 11,792,651 km (0.088 R)
• M39: 12,028,716 km (0.088 R)
• M40: 12,226,484 km (0.031 R)
• M41: 12,585,519 km (0.104 R)
• M42: 14,222,270 km (0.072 R)
• M43: 14,599,705 km (0.106 R)
• M44: 15,364,449 km (0.058 R)
• M45: 15,579,272 km (0.108 R)
• M46: 15,708,524 km (0.106 R)
• M47: 15,924,843 km (0.072 R)
• M48: 16,011,759 km (0.09 R)
• M49: 16,535,950 km (0.068 R)
• M50: 17,154,687 km (0.095 R)
• M51: 17,601,237 km (0.069 R)
• M52: 17,825,933 km (0.1 R)
• M53: 18,688,664 km (0.079 R)
• M54: 19,564,858 km (0.105 R)
• M55: 19,984,630 km (0.119 R)
• M56: 20,832,850 km (0.102 R)
• M57: 21,837,549 km (0.09 R)
• M58: 23,447,821 km (0.049 R)
• M59: 23,843,956 km (0.106 R)
• M60: 24,592,544 km (0.1 R)
• M61: 24,995,111 km (0.076 R)
• M62: 25,450,487 km (0.077 R)
• M63: 25,806,530 km (0.078 R)
• M64: 27,039,815 km (0.065 R)
• M65: 27,299,218 km (0.08 R)
• M66: 27,924,986 km (0.115 R)
• M67: 28,819,731 km (0.084 R)
• M68: 29,031,561 km (0.093 R)
• M69: 29,403,611 km (0.055 R)
• M70: 30,961,673 km (0.067 R)
• M71: 31,450,708 km (0.1 R)
• M72: 32,326,305 km (0.095 R)
• M73: 32,436,409 km (0.119 R)
• M74: 33,099,127 km (0.068 R)
• M75: 33,265,480 km (0.074 R)
• M76: 34,888,168 km (0.118 R)
• M77: 35,000,965 km (0.071 R)
• M78: 35,113,911 km (0.064 R)
• M79: 35,623,891 km (0.104 R)
• M80: 35,737,585 km (0.12 R)
• M81: 36,651,030 km (0.108 R)
• M82: 38,384,570 km (0.098 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 410 - 20,351 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit