🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.64 AU - 0.76 AU

Year: 256 Days

Day: 15 Hours

Environment

Temp: 11 °C

Axial Tilt: 13.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.74 AU - 0.96 AU

Year: 342 Days

Day: 41.8 Hours

Environment

Temp: -52 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 15,734,720 km

• M1: 502,499 km (0.064 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.28 AU - 1.54 AU

Year: 731 Days

Day: 25.1 Hours

Environment

Temp: -81 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.2

Radius: 8.9

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.32 AU - 4.84 AU

Year: 3598 Days

Day: 5.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 15,734,720 km

• M1: 119,678 km (0.067 R)
• M2: 249,529 km (0.093 R)
• M3: 376,239 km (0.092 R)
• M4: 434,133 km (0.095 R)
• M5: 535,710 km (0.08 R)
• M6: 822,639 km (0.043 R)
• M7: 881,580 km (0.045 R)
• M8: 1,004,400 km (0.059 R)
• M9: 1,100,143 km (0.084 R)
• M10: 1,210,546 km (0.077 R)
• M11: 1,347,877 km (0.079 R)
• M12: 1,454,390 km (0.079 R)
• M13: 1,625,830 km (0.1 R)
• M14: 1,701,377 km (0.081 R)
• M15: 1,856,061 km (0.077 R)
• M16: 1,935,198 km (0.102 R)
• M17: 2,405,085 km (0.108 R)
• M18: 2,772,797 km (0.048 R)
• M19: 2,863,602 km (0.045 R)
• M20: 3,126,745 km (0.105 R)
• M21: 3,381,510 km (0.114 R)
• M22: 3,759,694 km (0.111 R)
• M23: 3,945,345 km (0.087 R)
• M24: 4,030,765 km (0.118 R)
• M25: 4,133,988 km (0.119 R)
• M26: 4,273,114 km (0.105 R)
• M27: 4,343,275 km (0.098 R)
• M28: 4,520,399 km (0.076 R)
• M29: 4,699,916 km (0.074 R)
• M30: 4,826,925 km (0.12 R)
• M31: 4,918,329 km (0.114 R)
• M32: 5,047,432 km (0.085 R)
• M33: 5,158,883 km (0.091 R)
• M34: 5,923,028 km (0.117 R)
• M35: 6,060,359 km (0.097 R)
• M36: 6,218,783 km (0.117 R)
• M37: 6,722,180 km (0.098 R)
• M38: 7,051,445 km (0.092 R)
• M39: 7,259,835 km (0.118 R)
• M40: 7,364,853 km (0.097 R)
• M41: 7,427,983 km (0.103 R)
• M42: 7,704,141 km (0.103 R)
• M43: 7,811,253 km (0.069 R)
• M44: 8,398,125 km (0.083 R)
• M45: 8,663,512 km (0.086 R)
• M46: 8,819,692 km (0.087 R)
• M47: 9,293,618 km (0.112 R)
• M48: 9,430,650 km (0.106 R)
• M49: 9,775,922 km (0.032 R)
• M50: 10,242,817 km (0.12 R)
• M51: 10,431,609 km (0.101 R)
• M52: 10,645,384 km (0.117 R)
• M53: 10,860,506 km (0.094 R)
• M54: 10,980,783 km (0.081 R)
• M55: 11,295,387 km (0.096 R)
• M56: 11,539,381 km (0.085 R)
• M57: 12,007,772 km (0.088 R)
• M58: 12,633,690 km (0.111 R)
• M59: 13,244,498 km (0.082 R)
• M60: 13,373,002 km (0.069 R)
• M61: 13,476,075 km (0.092 R)
• M62: 13,786,940 km (0.077 R)
• M63: 13,943,120 km (0.12 R)
• M64: 15,619,514 km (0.083 R)
• M65: 15,701,045 km (0.076 R)
• M66: 15,946,086 km (0.091 R)
• M67: 16,247,376 km (0.105 R)
• M68: 16,412,532 km (0.08 R)
• M69: 16,772,165 km (0.095 R)
• M70: 16,994,767 km (0.082 R)
• M71: 17,218,416 km (0.057 R)
• M72: 17,866,773 km (0.093 R)
• M73: 17,980,318 km (0.046 R)
• M74: 18,265,451 km (0.075 R)
• M75: 18,609,377 km (0.113 R)
• M76: 18,839,907 km (0.115 R)
• M77: 19,391,175 km (0.026 R)
• M78: 19,566,354 km (0.051 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.4

Radius: 14.3

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.07 AU - 4.65 AU

Year: 3974 Days

Day: 9.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 15,734,720 km

• M1: 181,761 km (0.069 R)
• M2: 297,700 km (0.07 R)
• M3: 412,142 km (0.113 R)
• M4: 784,491 km (0.105 R)
• M5: 881,879 km (0.108 R)
• M6: 1,072,617 km (0.109 R)
• M7: 1,182,870 km (0.073 R)
• M8: 1,425,817 km (0.079 R)
• M9: 1,827,188 km (0.093 R)
• M10: 2,018,374 km (0.111 R)
• M11: 2,134,163 km (0.082 R)
• M12: 2,312,035 km (0.094 R)
• M13: 2,482,726 km (0.055 R)
• M14: 2,824,109 km (0.09 R)
• M15: 2,980,738 km (0.088 R)
• M16: 3,302,971 km (0.095 R)
• M17: 3,552,201 km (0.076 R)
• M18: 3,807,565 km (0.104 R)
• M19: 4,098,682 km (0.116 R)
• M20: 4,412,240 km (0.078 R)
• M21: 4,671,942 km (0.05 R)
• M22: 4,795,958 km (0.118 R)
• M23: 5,126,719 km (0.05 R)
• M24: 5,448,654 km (0.073 R)
• M25: 5,677,987 km (0.055 R)
• M26: 5,843,891 km (0.118 R)
• M27: 6,299,716 km (0.087 R)
• M28: 6,540,718 km (0.077 R)
• M29: 6,784,712 km (0.101 R)
• M30: 6,890,179 km (0.06 R)
• M31: 7,210,169 km (0.041 R)
• M32: 7,299,778 km (0.116 R)
• M33: 7,699,204 km (0.114 R)
• M34: 7,920,010 km (0.099 R)
• M35: 8,068,412 km (0.118 R)
• M36: 8,576,147 km (0.083 R)
• M37: 8,671,291 km (0.078 R)
• M38: 8,766,884 km (0.059 R)
• M39: 8,862,776 km (0.084 R)
• M40: 9,133,100 km (0.045 R)
• M41: 9,543,895 km (0.076 R)
• M42: 9,642,630 km (0.037 R)
• M43: 10,201,528 km (0.099 R)
• M44: 10,403,784 km (0.078 R)
• M45: 10,853,475 km (0.084 R)
• M46: 11,018,482 km (0.109 R)
• M47: 11,122,153 km (0.04 R)
• M48: 11,518,737 km (0.11 R)
• M49: 12,005,229 km (0.114 R)
• M50: 12,283,182 km (0.067 R)
• M51: 12,715,071 km (0.079 R)
• M52: 13,020,251 km (0.106 R)
• M53: 13,129,906 km (0.108 R)
• M54: 13,416,236 km (0.09 R)
• M55: 13,526,939 km (0.112 R)
• M56: 13,838,701 km (0.072 R)
• M57: 13,928,160 km (0.078 R)
• M58: 14,333,271 km (0.114 R)
• M59: 14,446,367 km (0.11 R)
• M60: 14,696,495 km (0.11 R)
• M61: 14,787,899 km (0.072 R)
• M62: 15,594,980 km (0.107 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 372 - 11,480 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit