🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.44 AU - 0.58 AU

Year: 139 Days

Day: 22.3 Hours

Environment

Temp: 165 °C

Axial Tilt: 5.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,062,141 km

• M1: 101,876 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.45 AU - 0.69 AU

Year: 165 Days

Day: 13 Hours

Environment

Temp: 179 °C

Axial Tilt: 5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.54 AU - 0.88 AU

Year: 229 Days

Day: 15.1 Hours

Environment

Temp: 113 °C

Axial Tilt: 19.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,062,141 km

• M1: 200,910 km (0.113 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.86 AU - 0.92 AU

Year: 321 Days

Day: 22 Hours

Environment

Temp: 10 °C

Axial Tilt: 35.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.26 AU - 1.36 AU

Year: 574 Days

Day: 37.4 Hours

Environment

Temp: -49 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,062,141 km

• M1: 143,464 km (0.088 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.74 AU - 1.86 AU

Year: 925 Days

Day: 24.9 Hours

Environment

Temp: -74 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.55 AU - 2.51 AU

Year: 1107 Days

Day: 22.9 Hours

Environment

Temp: -84 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 11.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.7

Radius: 15

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 9.02 AU - 14.08 AU

Year: 15029 Days

Day: 14.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 63,062,141 km

• M1: 191,036 km (0.04 R)
• M2: 330,910 km (0.105 R)
• M3: 595,100 km (0.116 R)
• M4: 690,394 km (0.108 R)
• M5: 918,381 km (0.097 R)
• M6: 1,193,791 km (0.097 R)
• M7: 1,542,354 km (0.091 R)
• M8: 1,998,927 km (0.118 R)
• M9: 2,100,504 km (0.058 R)
• M10: 2,663,440 km (0.077 R)
• M11: 2,976,998 km (0.043 R)
• M12: 3,363,259 km (0.086 R)
• M13: 3,609,049 km (0.12 R)
• M14: 3,860,971 km (0.08 R)
• M15: 3,957,013 km (0.06 R)
• M16: 4,086,266 km (0.099 R)
• M17: 4,184,103 km (0.091 R)
• M18: 4,926,258 km (0.05 R)
• M19: 5,527,941 km (0.104 R)
• M20: 5,672,901 km (0.115 R)
• M21: 5,892,810 km (0.091 R)
• M22: 6,041,061 km (0.11 R)
• M23: 6,379,152 km (0.099 R)
• M24: 6,646,334 km (0.12 R)
• M25: 7,631,137 km (0.032 R)
• M26: 8,493,569 km (0.119 R)
• M27: 9,171,546 km (0.098 R)
• M28: 10,132,114 km (0.083 R)
• M29: 11,033,292 km (0.091 R)
• M30: 11,262,476 km (0.056 R)
• M31: 12,148,394 km (0.09 R)
• M32: 13,494,476 km (0.104 R)
• M33: 15,704,336 km (0.088 R)
• M34: 15,910,781 km (0.052 R)
• M35: 16,851,003 km (0.078 R)
• M36: 19,059,218 km (0.117 R)
• M37: 22,219,622 km (0.114 R)
• M38: 22,626,080 km (0.117 R)
• M39: 22,859,452 km (0.109 R)
• M40: 23,093,573 km (0.046 R)
• M41: 23,623,299 km (0.114 R)
• M42: 24,995,261 km (0.118 R)
• M43: 26,700,228 km (0.115 R)
• M44: 27,318,366 km (0.114 R)
• M45: 27,504,616 km (0.109 R)
• M46: 28,631,536 km (0.094 R)
• M47: 30,157,435 km (0.062 R)
• M48: 30,930,257 km (0.066 R)
• M49: 31,449,212 km (0.07 R)
• M50: 32,429,826 km (0.051 R)
• M51: 32,758,942 km (0.086 R)
• M52: 34,019,753 km (0.104 R)
• M53: 34,488,144 km (0.089 R)
• M54: 36,315,332 km (0.11 R)
• M55: 39,921,987 km (0.114 R)
• M56: 40,983,384 km (0.099 R)
• M57: 42,054,205 km (0.108 R)
• M58: 43,134,152 km (0.085 R)
• M59: 43,423,624 km (0.106 R)
• M60: 43,931,958 km (0.119 R)
• M61: 46,354,396 km (0.084 R)
• M62: 47,918,442 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 412.9

Radius: 5.7

Gravity: 12.71 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 11.86 AU - 15.56 AU

Year: 19437 Days

Day: 23.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 63,062,141 km

• M1: 72,854 km (0.105 R)
• M2: 556,055 km (0.08 R)
• M3: 632,500 km (0.088 R)
• M4: 839,543 km (0.088 R)
• M5: 883,375 km (0.106 R)
• M6: 996,621 km (0.029 R)
• M7: 1,237,474 km (0.068 R)
• M8: 1,390,662 km (0.105 R)
• M9: 2,092,725 km (0.113 R)
• M10: 2,369,032 km (0.111 R)
• M11: 2,495,442 km (0.101 R)
• M12: 2,821,416 km (0.119 R)
• M13: 3,230,117 km (0.117 R)
• M14: 3,300,129 km (0.105 R)
• M15: 3,513,007 km (0.03 R)
• M16: 3,803,825 km (0.077 R)
• M17: 4,064,574 km (0.058 R)
• M18: 4,603,575 km (0.112 R)
• M19: 4,921,471 km (0.116 R)
• M20: 6,973,804 km (0.082 R)
• M21: 7,709,825 km (0.12 R)
• M22: 8,421,911 km (0.116 R)
• M23: 9,105,424 km (0.117 R)
• M24: 9,604,482 km (0.047 R)
• M25: 9,806,589 km (0.066 R)
• M26: 9,857,452 km (0.076 R)
• M27: 10,010,192 km (0.086 R)
• M28: 10,112,517 km (0.097 R)
• M29: 10,215,141 km (0.107 R)
• M30: 10,629,078 km (0.104 R)
• M31: 11,687,932 km (0.06 R)
• M32: 12,946,649 km (0.058 R)
• M33: 13,620,288 km (0.108 R)
• M34: 13,733,683 km (0.1 R)
• M35: 13,790,530 km (0.097 R)
• M36: 13,847,377 km (0.108 R)
• M37: 16,306,318 km (0.077 R)
• M38: 16,911,291 km (0.091 R)
• M39: 16,972,178 km (0.111 R)
• M40: 17,033,214 km (0.118 R)
• M41: 17,523,595 km (0.12 R)
• M42: 19,723,282 km (0.066 R)
• M43: 21,018,800 km (0.102 R)
• M44: 21,478,813 km (0.102 R)
• M45: 21,544,786 km (0.116 R)
• M46: 22,274,824 km (0.083 R)
• M47: 22,475,434 km (0.118 R)
• M48: 22,878,302 km (0.118 R)
• M49: 23,351,330 km (0.094 R)
• M50: 23,895,866 km (0.105 R)
• M51: 24,582,521 km (0.098 R)
• M52: 24,789,714 km (0.115 R)
• M53: 25,066,918 km (0.08 R)
• M54: 26,751,690 km (0.074 R)
• M55: 27,679,496 km (0.08 R)
• M56: 27,967,023 km (0.097 R)
• M57: 28,111,235 km (0.07 R)
• M58: 29,127,304 km (0.089 R)
• M59: 31,045,897 km (0.112 R)
• M60: 32,020,527 km (0.063 R)
• M61: 32,549,505 km (0.095 R)
• M62: 32,853,039 km (0.077 R)
• M63: 33,539,394 km (0.106 R)
• M64: 33,769,176 km (0.092 R)
• M65: 34,230,536 km (0.075 R)
• M66: 40,250,653 km (0.109 R)
• M67: 40,494,947 km (0.091 R)
• M68: 42,218,464 km (0.089 R)
• M69: 42,301,042 km (0.104 R)
• M70: 43,547,641 km (0.065 R)
• M71: 43,798,367 km (0.09 R)
• M72: 45,059,327 km (0.084 R)
• M73: 45,736,707 km (0.106 R)
• M74: 46,161,714 km (0.105 R)
• M75: 46,332,106 km (0.093 R)
• M76: 46,417,377 km (0.107 R)
• M77: 47,961,227 km (0.112 R)
• M78: 48,652,818 km (0.044 R)
• M79: 49,521,832 km (0.116 R)
• M80: 50,747,188 km (0.119 R)
• M81: 51,451,794 km (0.079 R)
• M82: 52,159,691 km (0.085 R)
• M83: 52,603,698 km (0.081 R)
• M84: 52,692,708 km (0.118 R)
• M85: 58,029,313 km (0.067 R)
• M86: 58,305,321 km (0.117 R)
• M87: 58,489,476 km (0.101 R)
• M88: 59,876,997 km (0.118 R)
• M89: 60,155,847 km (0.062 R)
• M90: 61,556,382 km (0.084 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 220 - 18,988 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit