🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.42 AU - 0.68 AU

Year: 268 Days

Day: 42.2 Hours

Environment

Temp: -112 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.51 AU - 0.71 AU

Year: 313 Days

Day: 17.3 Hours

Environment

Temp: -133 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87.5

Radius: 12.5

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.67 AU - 0.85 AU

Year: 435 Days

Day: 12.5 Hours

Environment

Temp: -135 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 34,306,686 km

• M1: 157,826 km (0.077 R)
• M2: 286,480 km (0.101 R)
• M3: 453,282 km (0.093 R)
• M4: 552,315 km (0.104 R)
• M5: 708,795 km (0.113 R)
• M6: 797,207 km (0.048 R)
• M7: 889,958 km (0.074 R)
• M8: 992,283 km (0.12 R)
• M9: 1,134,700 km (0.113 R)
• M10: 1,213,089 km (0.12 R)
• M11: 1,293,573 km (0.107 R)
• M12: 1,453,792 km (0.078 R)
• M13: 1,586,785 km (0.113 R)
• M14: 1,692,850 km (0.101 R)
• M15: 1,826,291 km (0.076 R)
• M16: 1,923,380 km (0.057 R)
• M17: 2,029,594 km (0.036 R)
• M18: 2,229,008 km (0.12 R)
• M19: 2,325,499 km (0.101 R)
• M20: 2,458,791 km (0.118 R)
• M21: 2,558,572 km (0.092 R)
• M22: 2,770,553 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.4

Radius: 10.8

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.1 AU - 1.12 AU

Year: 767 Days

Day: 12.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 34,306,686 km

• M1: 139,276 km (0.083 R)
• M2: 233,821 km (0.105 R)
• M3: 310,116 km (0.111 R)
• M4: 444,605 km (0.105 R)
• M5: 583,282 km (0.11 R)
• M6: 774,917 km (0.102 R)
• M7: 941,569 km (0.047 R)
• M8: 1,059,602 km (0.102 R)
• M9: 1,133,054 km (0.098 R)
• M10: 1,201,869 km (0.095 R)
• M11: 1,298,210 km (0.105 R)
• M12: 1,526,646 km (0.069 R)
• M13: 1,667,119 km (0.031 R)
• M14: 1,878,800 km (0.096 R)
• M15: 1,953,898 km (0.091 R)
• M16: 2,312,484 km (0.084 R)
• M17: 2,683,636 km (0.102 R)
• M18: 2,820,219 km (0.109 R)
• M19: 2,976,549 km (0.096 R)
• M20: 3,189,726 km (0.096 R)
• M21: 3,380,313 km (0.069 R)
• M22: 3,574,791 km (0.116 R)
• M23: 3,706,586 km (0.118 R)
• M24: 3,839,878 km (0.076 R)
• M25: 4,013,711 km (0.094 R)
• M26: 4,150,743 km (0.097 R)
• M27: 4,289,420 km (0.108 R)
• M28: 4,389,351 km (0.1 R)
• M29: 4,591,607 km (0.093 R)
• M30: 4,807,328 km (0.069 R)
• M31: 4,973,980 km (0.115 R)
• M32: 5,142,576 km (0.101 R)
• M33: 5,248,940 km (0.032 R)
• M34: 5,355,903 km (0.091 R)
• M35: 5,572,371 km (0.098 R)
• M36: 5,670,657 km (0.095 R)
• M37: 5,769,541 km (0.116 R)
• M38: 5,869,024 km (0.027 R)
• M39: 5,980,175 km (0.045 R)
• M40: 6,103,294 km (0.113 R)
• M41: 6,238,680 km (0.034 R)
• M42: 6,374,964 km (0.094 R)
• M43: 6,443,479 km (0.04 R)
• M44: 6,558,221 km (0.1 R)
• M45: 7,083,310 km (0.076 R)
• M46: 7,178,005 km (0.056 R)
• M47: 7,332,839 km (0.098 R)
• M48: 7,428,731 km (0.084 R)
• M49: 7,743,335 km (0.069 R)
• M50: 8,025,178 km (0.083 R)
• M51: 8,223,245 km (0.08 R)
• M52: 8,510,772 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.7

Radius: 10.2

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 4.07 AU - 5.25 AU

Year: 6599 Days

Day: 9.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 34,306,686 km

• M1: 177,573 km (0.081 R)
• M2: 261,946 km (0.058 R)
• M3: 567,724 km (0.073 R)
• M4: 680,222 km (0.12 R)
• M5: 973,882 km (0.09 R)
• M6: 1,175,390 km (0.118 R)
• M7: 1,273,227 km (0.113 R)
• M8: 1,442,423 km (0.088 R)
• M9: 1,898,098 km (0.12 R)
• M10: 1,994,588 km (0.077 R)
• M11: 2,072,978 km (0.102 R)
• M12: 2,715,351 km (0.054 R)
• M13: 2,846,548 km (0.114 R)
• M14: 3,184,041 km (0.051 R)
• M15: 3,299,381 km (0.081 R)
• M16: 3,605,907 km (0.082 R)
• M17: 3,774,803 km (0.073 R)
• M18: 3,872,490 km (0.111 R)
• M19: 4,271,767 km (0.051 R)
• M20: 4,658,178 km (0.108 R)
• M21: 5,354,706 km (0.091 R)
• M22: 5,437,135 km (0.081 R)
• M23: 5,631,163 km (0.095 R)
• M24: 5,743,212 km (0.088 R)
• M25: 5,855,859 km (0.085 R)
• M26: 5,997,827 km (0.075 R)
• M27: 6,343,099 km (0.086 R)
• M28: 6,606,392 km (0.111 R)
• M29: 6,873,274 km (0.111 R)
• M30: 6,992,952 km (0.031 R)
• M31: 7,173,966 km (0.057 R)
• M32: 8,260,196 km (0.1 R)
• M33: 8,483,546 km (0.074 R)
• M34: 8,968,991 km (0.075 R)
• M35: 9,330,868 km (0.032 R)
• M36: 9,463,561 km (0.095 R)
• M37: 9,865,531 km (0.074 R)
• M38: 10,034,726 km (0.096 R)
• M39: 10,860,207 km (0.06 R)
• M40: 11,281,026 km (0.117 R)
• M41: 12,247,578 km (0.105 R)
• M42: 12,943,507 km (0.05 R)
• M43: 13,091,609 km (0.12 R)
• M44: 13,765,398 km (0.071 R)
• M45: 13,954,639 km (0.11 R)
• M46: 14,373,812 km (0.107 R)
• M47: 15,107,590 km (0.057 R)
• M48: 15,341,860 km (0.048 R)
• M49: 16,012,208 km (0.111 R)
• M50: 16,291,059 km (0.108 R)
• M51: 16,732,372 km (0.114 R)
• M52: 16,813,005 km (0.05 R)
• M53: 17,340,637 km (0.06 R)
• M54: 17,832,365 km (0.075 R)
• M55: 18,578,709 km (0.065 R)
• M56: 19,081,956 km (0.073 R)
• M57: 19,250,703 km (0.092 R)
• M58: 19,973,410 km (0.072 R)
• M59: 20,488,775 km (0.076 R)
• M60: 21,182,909 km (0.117 R)
• M61: 21,928,953 km (0.105 R)
• M62: 22,017,216 km (0.088 R)
• M63: 22,505,204 km (0.07 R)
• M64: 23,808,501 km (0.098 R)
• M65: 24,263,727 km (0.1 R)
• M66: 24,813,649 km (0.075 R)
• M67: 25,460,361 km (0.057 R)
• M68: 26,300,203 km (0.115 R)
• M69: 26,676,292 km (0.057 R)
• M70: 27,433,856 km (0.088 R)
• M71: 27,958,795 km (0.042 R)
• M72: 28,102,558 km (0.083 R)
• M73: 30,534,421 km (0.112 R)
• M74: 31,078,509 km (0.088 R)
• M75: 31,675,554 km (0.065 R)
• M76: 31,825,451 km (0.114 R)
• M77: 32,528,112 km (0.102 R)
• M78: 33,134,283 km (0.094 R)
• M79: 33,438,864 km (0.111 R)
• M80: 33,540,591 km (0.087 R)
• M81: 33,948,394 km (0.113 R)
• M82: 34,204,207 km (0.093 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 530 - 16,713 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit