🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.48 AU - 0.54 AU

Year: 239 Days

Day: 43.7 Hours

Environment

Temp: -116 °C

Axial Tilt: 27 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 16,661,341 km

• M1: 111,750 km (0.054 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.51 AU - 0.53 AU

Year: 246 Days

Day: 46.4 Hours

Environment

Temp: -127 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 16,661,341 km

• M1: 246,836 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.52 AU - 0.54 AU

Year: 253 Days

Day: 36.8 Hours

Environment

Temp: -128 °C

Axial Tilt: 154.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.42 AU - 0.64 AU

Year: 253 Days

Day: 31.9 Hours

Environment

Temp: -124 °C

Axial Tilt: 21.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.48 AU - 0.78 AU

Year: 328 Days

Day: 12.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.3

Radius: 11.8

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.87 AU - 1.25 AU

Year: 716 Days

Day: 10 Hours

Environment

Temp: -161 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 16,661,341 km

• M1: 150,944 km (0.091 R)
• M2: 308,471 km (0.032 R)
• M3: 499,208 km (0.109 R)
• M4: 868,266 km (0.082 R)
• M5: 1,030,131 km (0.107 R)
• M6: 1,137,393 km (0.11 R)
• M7: 1,248,693 km (0.059 R)
• M8: 1,468,752 km (0.076 R)
• M9: 1,598,304 km (0.117 R)
• M10: 1,761,964 km (0.097 R)
• M11: 1,892,263 km (0.113 R)
• M12: 2,034,082 km (0.119 R)
• M13: 2,146,729 km (0.103 R)
• M14: 2,245,165 km (0.075 R)
• M15: 2,319,964 km (0.091 R)
• M16: 2,489,159 km (0.091 R)
• M17: 2,584,154 km (0.049 R)
• M18: 2,876,169 km (0.06 R)
• M19: 3,114,029 km (0.1 R)
• M20: 3,235,353 km (0.113 R)
• M21: 3,329,749 km (0.061 R)
• M22: 3,434,767 km (0.089 R)
• M23: 3,570,004 km (0.06 R)
• M24: 3,736,656 km (0.035 R)
• M25: 4,047,370 km (0.064 R)
• M26: 4,200,708 km (0.088 R)
• M27: 4,471,181 km (0.062 R)
• M28: 4,576,648 km (0.084 R)
• M29: 4,790,273 km (0.107 R)
• M30: 5,062,093 km (0.098 R)
• M31: 5,172,197 km (0.115 R)
• M32: 5,518,665 km (0.098 R)
• M33: 5,632,061 km (0.095 R)
• M34: 5,826,687 km (0.044 R)
• M35: 6,246,160 km (0.084 R)
• M36: 6,411,914 km (0.082 R)
• M37: 6,495,390 km (0.1 R)
• M38: 6,579,165 km (0.068 R)
• M39: 6,687,474 km (0.109 R)
• M40: 6,991,606 km (0.078 R)
• M41: 7,089,742 km (0.068 R)
• M42: 7,275,244 km (0.072 R)
• M43: 7,424,842 km (0.099 R)
• M44: 7,651,033 km (0.111 R)
• M45: 7,866,903 km (0.114 R)
• M46: 8,007,525 km (0.078 R)
• M47: 8,136,179 km (0.092 R)
• M48: 8,460,956 km (0.094 R)
• M49: 8,763,294 km (0.044 R)
• M50: 8,842,880 km (0.074 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.3

Radius: 8.7

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.18 AU - 2.44 AU

Year: 2303 Days

Day: 13.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 101 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 16,661,341 km

• M1: 108,608 km (0.086 R)
• M2: 183,257 km (0.106 R)
• M3: 363,822 km (0.085 R)
• M4: 464,053 km (0.087 R)
• M5: 521,049 km (0.119 R)
• M6: 624,272 km (0.089 R)
• M7: 748,438 km (0.078 R)
• M8: 895,493 km (0.107 R)
• M9: 984,055 km (0.045 R)
• M10: 1,060,200 km (0.045 R)
• M11: 1,162,226 km (0.068 R)
• M12: 1,284,298 km (0.119 R)
• M13: 1,479,822 km (0.075 R)
• M14: 1,541,307 km (0.049 R)
• M15: 1,712,596 km (0.094 R)
• M16: 1,852,470 km (0.104 R)
• M17: 1,976,637 km (0.079 R)
• M18: 2,034,830 km (0.085 R)
• M19: 2,314,578 km (0.094 R)
• M20: 2,501,127 km (0.109 R)
• M21: 2,585,500 km (0.088 R)
• M22: 2,670,920 km (0.094 R)
• M23: 2,735,547 km (0.092 R)
• M24: 2,921,796 km (0.101 R)
• M25: 2,999,737 km (0.094 R)
• M26: 3,214,709 km (0.11 R)
• M27: 3,364,755 km (0.11 R)
• M28: 3,493,409 km (0.118 R)
• M29: 4,037,198 km (0.107 R)
• M30: 4,174,229 km (0.058 R)
• M31: 4,300,041 km (0.079 R)
• M32: 4,452,781 km (0.088 R)
• M33: 4,529,824 km (0.051 R)
• M34: 5,162,323 km (0.106 R)
• M35: 5,229,792 km (0.061 R)
• M36: 5,948,909 km (0.072 R)
• M37: 6,190,809 km (0.043 R)
• M38: 6,248,105 km (0.094 R)
• M39: 6,479,533 km (0.09 R)
• M40: 6,743,124 km (0.081 R)
• M41: 6,802,215 km (0.116 R)
• M42: 6,876,266 km (0.102 R)
• M43: 7,493,806 km (0.047 R)
• M44: 7,677,961 km (0.028 R)
• M45: 7,739,595 km (0.065 R)
• M46: 7,910,137 km (0.04 R)
• M47: 8,445,249 km (0.097 R)
• M48: 8,572,856 km (0.112 R)
• M49: 8,685,054 km (0.117 R)
• M50: 8,894,641 km (0.104 R)
• M51: 9,008,185 km (0.105 R)
• M52: 9,138,635 km (0.113 R)
• M53: 9,417,784 km (0.092 R)
• M54: 9,517,117 km (0.077 R)
• M55: 9,699,926 km (0.097 R)
• M56: 10,255,233 km (0.069 R)
• M57: 10,994,396 km (0.094 R)
• M58: 11,063,959 km (0.109 R)
• M59: 11,151,324 km (0.116 R)
• M60: 11,379,162 km (0.094 R)
• M61: 11,768,416 km (0.03 R)
• M62: 11,946,886 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.8

Radius: 8.3

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.45 AU - 2.61 AU

Year: 2640 Days

Day: 11.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 16,661,341 km

• M1: 103,671 km (0.113 R)
• M2: 164,857 km (0.116 R)
• M3: 282,890 km (0.088 R)
• M4: 396,883 km (0.115 R)
• M5: 450,140 km (0.11 R)
• M6: 520,750 km (0.107 R)
• M7: 619,036 km (0.065 R)
• M8: 732,132 km (0.115 R)
• M9: 826,229 km (0.108 R)
• M10: 888,312 km (0.1 R)
• M11: 979,866 km (0.094 R)
• M12: 1,103,883 km (0.075 R)
• M13: 1,357,152 km (0.095 R)
• M14: 1,685,370 km (0.071 R)
• M15: 1,800,261 km (0.054 R)
• M16: 2,074,474 km (0.046 R)
• M17: 2,185,475 km (0.073 R)
• M18: 2,595,972 km (0.113 R)
• M19: 2,675,708 km (0.103 R)
• M20: 2,796,882 km (0.038 R)
• M21: 3,086,503 km (0.084 R)
• M22: 3,171,026 km (0.093 R)
• M23: 3,227,873 km (0.032 R)
• M24: 3,444,042 km (0.105 R)
• M25: 3,664,849 km (0.112 R)
• M26: 3,875,183 km (0.113 R)
• M27: 3,951,329 km (0.117 R)
• M28: 4,213,873 km (0.119 R)
• M29: 4,323,528 km (0.088 R)
• M30: 4,772,172 km (0.042 R)
• M31: 5,001,954 km (0.053 R)
• M32: 5,134,947 km (0.091 R)
• M33: 5,319,700 km (0.102 R)
• M34: 5,523,901 km (0.108 R)
• M35: 5,626,974 km (0.059 R)
• M36: 5,730,646 km (0.101 R)
• M37: 5,939,783 km (0.103 R)
• M38: 6,063,052 km (0.119 R)
• M39: 6,510,200 km (0.068 R)
• M40: 6,564,504 km (0.05 R)
• M41: 6,728,613 km (0.118 R)
• M42: 6,949,419 km (0.095 R)
• M43: 7,060,720 km (0.094 R)
• M44: 7,247,568 km (0.099 R)
• M45: 7,530,906 km (0.088 R)
• M46: 7,741,091 km (0.082 R)
• M47: 7,856,581 km (0.108 R)
• M48: 8,011,265 km (0.064 R)
• M49: 8,069,608 km (0.078 R)
• M50: 8,206,341 km (0.111 R)
• M51: 8,900,924 km (0.115 R)
• M52: 9,021,799 km (0.119 R)
• M53: 9,306,184 km (0.12 R)
• M54: 9,388,014 km (0.106 R)
• M55: 9,490,639 km (0.107 R)
• M56: 9,738,373 km (0.074 R)
• M57: 9,821,399 km (0.075 R)
• M58: 10,750,701 km (0.113 R)
• M59: 10,815,028 km (0.081 R)
• M60: 10,901,047 km (0.085 R)
• M61: 11,225,824 km (0.029 R)
• M62: 11,312,890 km (0.092 R)
• M63: 12,942,011 km (0.059 R)
• M64: 13,539,804 km (0.063 R)
• M65: 13,748,942 km (0.03 R)
• M66: 13,818,804 km (0.087 R)
• M67: 14,311,579 km (0.109 R)
• M68: 14,382,339 km (0.117 R)
• M69: 14,595,666 km (0.068 R)
• M70: 15,097,417 km (0.101 R)
• M71: 15,483,529 km (0.074 R)
• M72: 15,995,304 km (0.071 R)
• M73: 16,438,263 km (0.094 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: 188 - 11,310 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit